73757490 has 16 divisors (see below), whose sum is σ = 177018048. Its totient is φ = 19668656.

The previous prime is 73757477. The next prime is 73757507. The reversal of 73757490 is 9475737.

It is a super-2 number, since 2×73757490² = 10880334662200200, which contains 22 as substring.

It is an unprimeable number.

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, 1229262 + ... + 1229321.

It is an arithmetic number, because the mean of its divisors is an integer number (11063628).

Almost surely, 2^73757490 is an apocalyptic number.

73757490 is an abundant number, since it is smaller than the sum of its proper divisors (103260558).

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

73757490 is a wasteful number, since it uses less digits than its factorization.

73757490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458593.

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 73757490 is about 8588.2180922471. The cubic root of 73757490 is about 419.3745224959.

It can be divided in two parts, 73757 and 490, that added together give a palindrome (74247).

The spelling of 73757490 in words is "seventy-three million, seven hundred fifty-seven thousand, four hundred ninety".