73490556 has 24 divisors (see below), whose sum is σ = 180503680. Its totient is φ = 23207472.

The previous prime is 73490539. The next prime is 73490561. The reversal of 73490556 is 65509437.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 160936 + ... + 161391.

Almost surely, 2^73490556 is an apocalyptic number.

73490556 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

73490556 is an abundant number, since it is smaller than the sum of its proper divisors (107013124).

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

73490556 is a wasteful number, since it uses less digits than its factorization.

73490556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322353 (or 322351 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 73490556 is about 8572.6632967824. The cubic root of 73490556 is about 418.8679947874.

The spelling of 73490556 in words is "seventy-three million, four hundred ninety thousand, five hundred fifty-six".