2501869 has 8 divisors (see below), whose sum is σ = 2594592. Its totient is φ = 2410800.

The previous prime is 2501843. The next prime is 2501881. The reversal of 2501869 is 9681052.

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 2501869 - 2⁹ = 2501357 is a prime.

It is a super-2 number, since 2×2501869² = 12518696986322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2501869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501819) 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, 3219 + ... + 3919.

It is an arithmetic number, because the mean of its divisors is an integer number (324324).

2^2501869 is an apocalyptic number.

It is an amenable number.

2501869 is a deficient number, since it is larger than the sum of its proper divisors (92723).

2501869 is an equidigital number, since it uses as much as digits as its factorization.

2501869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2501869 is about 1581.7297493567. The cubic root of 2501869 is about 135.7546940484.

The spelling of 2501869 in words is "two million, five hundred one thousand, eight hundred sixty-nine".