73306152 has 48 divisors (see below), whose sum is σ = 207174240. Its totient is φ = 23372448.

The previous prime is 73306147. The next prime is 73306157. The reversal of 73306152 is 25160337.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73306147) and next prime (73306157).

It is not an unprimeable number, because it can be changed into a prime (73306157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20478 + ... + 23789.

It is an arithmetic number, because the mean of its divisors is an integer number (4316130).

Almost surely, 2^73306152 is an apocalyptic number.

73306152 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73306152 is an abundant number, since it is smaller than the sum of its proper divisors (133868088).

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

73306152 is a wasteful number, since it uses less digits than its factorization.

73306152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44302 (or 44295 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 73306152 is about 8561.9011907403. The cubic root of 73306152 is about 418.5173573134.

Adding to 73306152 its reverse (25160337), we get a palindrome (98466489).

The spelling of 73306152 in words is "seventy-three million, three hundred six thousand, one hundred fifty-two".