2494642 has 4 divisors (see below), whose sum is σ = 3741966. Its totient is φ = 1247320.

The previous prime is 2494637. The next prime is 2494669. The reversal of 2494642 is 2464942.

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., 1390041 + 1104601 = 1179^2 + 1051^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623659 + ... + 623662.

2^2494642 is an apocalyptic number.

2494642 is a deficient number, since it is larger than the sum of its proper divisors (1247324).

2494642 is a wasteful number, since it uses less digits than its factorization.

2494642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247323.

The product of its digits is 13824, while the sum is 31.

The square root of 2494642 is about 1579.4435729079. The cubic root of 2494642 is about 135.6238524824.

It can be divided in two parts, 2494 and 642, that added together give a square (3136 = 56²).

The spelling of 2494642 in words is "two million, four hundred ninety-four thousand, six hundred forty-two".