73628156 has 24 divisors (see below), whose sum is σ = 155919456. Its totient is φ = 29698560.

The previous prime is 73628147. The next prime is 73628167. The reversal of 73628156 is 65182637.

73628156 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×73628156² = 10842210711920672, which contains 22 as substring.

73628156 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76865 + ... + 77816.

It is an arithmetic number, because the mean of its divisors is an integer number (6496644).

Almost surely, 2^73628156 is an apocalyptic number.

It is an amenable number.

73628156 is an abundant number, since it is smaller than the sum of its proper divisors (82291300).

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

73628156 is a wasteful number, since it uses less digits than its factorization.

73628156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154709 (or 154707 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 73628156 is about 8580.6850542366. The cubic root of 73628156 is about 419.1292542147.

The spelling of 73628156 in words is "seventy-three million, six hundred twenty-eight thousand, one hundred fifty-six".