75152232 has 64 divisors (see below), whose sum is σ = 210672000. Its totient is φ = 24820992.

The previous prime is 75152227. The next prime is 75152237. The reversal of 75152232 is 23225157.

It is an interprime number because it is at equal distance from previous prime (75152227) and next prime (75152237).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 75152196 and 75152205.

It is not an unprimeable number, because it can be changed into a prime (75152237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22869 + ... + 25947.

It is an arithmetic number, because the mean of its divisors is an integer number (3291750).

Almost surely, 2^75152232 is an apocalyptic number.

75152232 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75152232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105336000).

75152232 is an abundant number, since it is smaller than the sum of its proper divisors (135519768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75152232 is a wasteful number, since it uses less digits than its factorization.

75152232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207 (or 3197 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 75152232 is about 8669.0387010325. The cubic root of 75152232 is about 422.0014674672.

Adding to 75152232 its reverse (23225157), we get a palindrome (98377389).

The spelling of 75152232 in words is "seventy-five million, one hundred fifty-two thousand, two hundred thirty-two".