73900458 has 16 divisors (see below), whose sum is σ = 164223360. Its totient is φ = 24633468.

The previous prime is 73900447. The next prime is 73900459. The reversal of 73900458 is 85400937.

It is a super-2 number, since 2×73900458² = 10922555385219528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73900459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684210 + ... + 684317.

It is an arithmetic number, because the mean of its divisors is an integer number (10263960).

Almost surely, 2^73900458 is an apocalyptic number.

73900458 is an abundant number, since it is smaller than the sum of its proper divisors (90322902).

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

73900458 is a wasteful number, since it uses less digits than its factorization.

73900458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368538 (or 1368532 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 73900458 is about 8596.5375588082. The cubic root of 73900458 is about 419.6453127982.

The spelling of 73900458 in words is "seventy-three million, nine hundred thousand, four hundred fifty-eight".