74150532 has 48 divisors (see below), whose sum is σ = 203555520. Its totient is φ = 23262336.

The previous prime is 74150507. The next prime is 74150569. The reversal of 74150532 is 23505147.

It is a happy number.

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 = 74150496 and 74150505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18358 + ... + 22029.

It is an arithmetic number, because the mean of its divisors is an integer number (4240740).

Almost surely, 2^74150532 is an apocalyptic number.

It is an amenable number.

74150532 is an abundant number, since it is smaller than the sum of its proper divisors (129404988).

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

74150532 is a wasteful number, since it uses less digits than its factorization.

74150532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40417 (or 40409 counting only the distinct ones).

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

The square root of 74150532 is about 8611.0703167492. The cubic root of 74150532 is about 420.1181300367.

Adding to 74150532 its reverse (23505147), we get a palindrome (97655679).

The spelling of 74150532 in words is "seventy-four million, one hundred fifty thousand, five hundred thirty-two".