2501764 has 12 divisors (see below), whose sum is σ = 4394124. Its totient is φ = 1246304.

The previous prime is 2501761. The next prime is 2501789. The reversal of 2501764 is 4671052.

It can be written as a sum of positive squares in 2 ways, for example, as 311364 + 2190400 = 558^2 + 1480^2 .

It is a super-2 number, since 2×2501764² = 12517646223392, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2501761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282 + ... + 2254.

It is an arithmetic number, because the mean of its divisors is an integer number (366177).

2^2501764 is an apocalyptic number.

It is an amenable number.

2501764 is a deficient number, since it is larger than the sum of its proper divisors (1892360).

2501764 is a wasteful number, since it uses less digits than its factorization.

2501764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294 (or 2292 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 2501764 is about 1581.6965574977. The cubic root of 2501764 is about 135.7527948759.

The spelling of 2501764 in words is "two million, five hundred one thousand, seven hundred sixty-four".