45400275 has 72 divisors (see below), whose sum is σ = 87899136. Its totient is φ = 22334400.

The previous prime is 45400259. The next prime is 45400309. The reversal of 45400275 is 57200454.

It is not a de Polignac number, because 45400275 - 2⁴ = 45400259 is a prime.

It is a super-2 number, since 2×45400275² = 4122369940151250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 160284 + ... + 160566.

Almost surely, 2^45400275 is an apocalyptic number.

45400275 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45400275 is a deficient number, since it is larger than the sum of its proper divisors (42498861).

45400275 is a wasteful number, since it uses less digits than its factorization.

45400275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 45400275 is about 6737.9726179319. The cubic root of 45400275 is about 356.7408377301.

The spelling of 45400275 in words is "forty-five million, four hundred thousand, two hundred seventy-five".