45592240 has 20 divisors (see below), whose sum is σ = 106002144. Its totient is φ = 18236864.

The previous prime is 45592237. The next prime is 45592259. The reversal of 45592240 is 4229554.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284872 + ... + 285031.

Almost surely, 2^45592240 is an apocalyptic number.

45592240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45592240 is an abundant number, since it is smaller than the sum of its proper divisors (60409904).

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

45592240 is a wasteful number, since it uses less digits than its factorization.

45592240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569916 (or 569910 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 45592240 is about 6752.2026035954. The cubic root of 45592240 is about 357.2429305848.

The spelling of 45592240 in words is "forty-five million, five hundred ninety-two thousand, two hundred forty".