73742528 has 14 divisors (see below), whose sum is σ = 146332956. Its totient is φ = 36871232.

The previous prime is 73742527. The next prime is 73742561. The reversal of 73742528 is 82524737.

It is a junction number, because it is equal to n+sod(n) for n = 73742491 and 73742500.

It is not an unprimeable number, because it can be changed into a prime (73742527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576050 + ... + 576177.

It is an arithmetic number, because the mean of its divisors is an integer number (10452354).

Almost surely, 2^73742528 is an apocalyptic number.

It is an amenable number.

73742528 is a deficient number, since it is larger than the sum of its proper divisors (72590428).

73742528 is a wasteful number, since it uses less digits than its factorization.

73742528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152239 (or 1152229 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 73742528 is about 8587.3469709800. The cubic root of 73742528 is about 419.3461633153.

The spelling of 73742528 in words is "seventy-three million, seven hundred forty-two thousand, five hundred twenty-eight".