45257299 has 8 divisors (see below), whose sum is σ = 46040432. Its totient is φ = 44478720.

The previous prime is 45257263. The next prime is 45257351. The reversal of 45257299 is 99275254.

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 45257299 - 2¹¹ = 45255251 is a prime.

It is a super-2 number, since 2×45257299² = 4096446225550802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45257249) 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, 23227 + ... + 25099.

It is an arithmetic number, because the mean of its divisors is an integer number (5755054).

Almost surely, 2^45257299 is an apocalyptic number.

45257299 is a deficient number, since it is larger than the sum of its proper divisors (783133).

45257299 is a wasteful number, since it uses less digits than its factorization.

45257299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277.

The product of its digits is 226800, while the sum is 43.

The square root of 45257299 is about 6727.3545320579. The cubic root of 45257299 is about 356.3659573689.

The spelling of 45257299 in words is "forty-five million, two hundred fifty-seven thousand, two hundred ninety-nine".