2501457 has 16 divisors (see below), whose sum is σ = 3978240. Its totient is φ = 1366992.

The previous prime is 2501449. The next prime is 2501461. The reversal of 2501457 is 7541052.

It is not a de Polignac number, because 2501457 - 2³ = 2501449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2501417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2107 + ... + 3072.

It is an arithmetic number, because the mean of its divisors is an integer number (248640).

2^2501457 is an apocalyptic number.

It is an amenable number.

2501457 is a deficient number, since it is larger than the sum of its proper divisors (1476783).

2501457 is a wasteful number, since it uses less digits than its factorization.

2501457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5212.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 2501457 is about 1581.5995068285. The cubic root of 2501457 is about 135.7472417525.

The spelling of 2501457 in words is "two million, five hundred one thousand, four hundred fifty-seven".