45062257 has 8 divisors (see below), whose sum is σ = 48426336. Its totient is φ = 41777472.

The previous prime is 45062249. The next prime is 45062273. The reversal of 45062257 is 75226054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45062257 - 2³ = 45062249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45062287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18643 + ... + 20920.

It is an arithmetic number, because the mean of its divisors is an integer number (6053292).

Almost surely, 2^45062257 is an apocalyptic number.

It is an amenable number.

45062257 is a deficient number, since it is larger than the sum of its proper divisors (3364079).

45062257 is a wasteful number, since it uses less digits than its factorization.

45062257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39647.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 45062257 is about 6712.8426914386. The cubic root of 45062257 is about 355.8532856077.

The spelling of 45062257 in words is "forty-five million, sixty-two thousand, two hundred fifty-seven".