2507938 has 4 divisors (see below), whose sum is σ = 3761910. Its totient is φ = 1253968.

The previous prime is 2507927. The next prime is 2507957. The reversal of 2507938 is 8397052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1830609 + 677329 = 1353^2 + 823^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626983 + ... + 626986.

2^2507938 is an apocalyptic number.

2507938 is a deficient number, since it is larger than the sum of its proper divisors (1253972).

2507938 is a wasteful number, since it uses less digits than its factorization.

2507938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253971.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2507938 is about 1583.6470566386. The cubic root of 2507938 is about 135.8643760417.

The spelling of 2507938 in words is "two million, five hundred seven thousand, nine hundred thirty-eight".