2494403136 has 63 divisors (see below), whose sum is σ = 7153193593. Its totient is φ = 831068160.

The previous prime is 2494403113. The next prime is 2494403143. The reversal of 2494403136 is 6313044942.

It is a happy number.

The square root of 2494403136 is 49944.

It is a perfect power (a square), and thus also a powerful number.

2494403136 is a `hidden beast` number, since 249 + 4 + 403 + 1 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 945193536 + 1549209600 = 30744^2 + 39360^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 2494403136.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1197616 + ... + 1199696.

Almost surely, 2^2494403136 is an apocalyptic number.

2494403136 is the 49944-th square number.

It is an amenable number.

2494403136 is an abundant number, since it is smaller than the sum of its proper divisors (4658790457).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2494403136 is an frugal number, since it uses more digits than its factorization.

2494403136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180 (or 2086 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The cubic root of 2494403136 is about 1356.1952364616.

Multiplying 2494403136 by its sum of digits (36), we get a square (89798512896 = 299664²).

2494403136 divided by its sum of digits (36) gives a square (69288976 = 8324²).

The spelling of 2494403136 in words is "two billion, four hundred ninety-four million, four hundred three thousand, one hundred thirty-six".