73928357 has 4 divisors (see below), whose sum is σ = 75181440. Its totient is φ = 72675276.

The previous prime is 73928339. The next prime is 73928369. The reversal of 73928357 is 75382937.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73928357 - 2⁶ = 73928293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73921357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626453 + ... + 626570.

It is an arithmetic number, because the mean of its divisors is an integer number (18795360).

Almost surely, 2^73928357 is an apocalyptic number.

It is an amenable number.

73928357 is a deficient number, since it is larger than the sum of its proper divisors (1253083).

73928357 is a wasteful number, since it uses less digits than its factorization.

73928357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253082.

The product of its digits is 317520, while the sum is 44.

The square root of 73928357 is about 8598.1600938806. The cubic root of 73928357 is about 419.6981145079.

The spelling of 73928357 in words is "seventy-three million, nine hundred twenty-eight thousand, three hundred fifty-seven".