2501672 has 8 divisors (see below), whose sum is σ = 4690650. Its totient is φ = 1250832.

The previous prime is 2501657. The next prime is 2501677. The reversal of 2501672 is 2761052.

It can be written as a sum of positive squares in only one way, i.e., 2390116 + 111556 = 1546^2 + 334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2501677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156347 + ... + 156362.

2^2501672 is an apocalyptic number.

It is an amenable number.

2501672 is a deficient number, since it is larger than the sum of its proper divisors (2188978).

2501672 is a wasteful number, since it uses less digits than its factorization.

2501672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312715 (or 312711 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2501672 is about 1581.6674745344. The cubic root of 2501672 is about 135.7511307954.

The spelling of 2501672 in words is "two million, five hundred one thousand, six hundred seventy-two".