45067257 has 12 divisors (see below), whose sum is σ = 65882544. Its totient is φ = 29682360.

The previous prime is 45067201. The next prime is 45067261. The reversal of 45067257 is 75276054.

It is not a de Polignac number, because 45067257 - 2⁷ = 45067129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45063257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29419 + ... + 30912.

It is an arithmetic number, because the mean of its divisors is an integer number (5490212).

Almost surely, 2^45067257 is an apocalyptic number.

It is an amenable number.

45067257 is a deficient number, since it is larger than the sum of its proper divisors (20815287).

45067257 is a wasteful number, since it uses less digits than its factorization.

45067257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60420 (or 60417 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 45067257 is about 6713.2151015739. The cubic root of 45067257 is about 355.8664466634.

The spelling of 45067257 in words is "forty-five million, sixty-seven thousand, two hundred fifty-seven".