2499400036 has 27 divisors (see below), whose sum is σ = 5089489587. Its totient is φ = 1070871480.

The previous prime is 2499400021. The next prime is 2499400051. The reversal of 2499400036 is 6300049942.

The square root of 2499400036 is 49994.

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

2499400036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2499400021) and next prime (2499400051).

It is a junction number, because it is equal to n+sod(n) for n = 2499399968 and 2499400004.

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, 698131 + ... + 701701.

Almost surely, 2^2499400036 is an apocalyptic number.

2499400036 is the 49994-th square number.

It is an amenable number.

2499400036 is an abundant number, since it is smaller than the sum of its proper divisors (2590089551).

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

2499400036 is an frugal number, since it uses more digits than its factorization.

2499400036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160 (or 3580 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The cubic root of 2499400036 is about 1357.1002294211.

Multiplying 2499400036 by its product of nonzero digits (46656), we get a square (116612008079616 = 10798704²).

Adding to 2499400036 its reverse (6300049942), we get a palindrome (8799449978).

The spelling of 2499400036 in words is "two billion, four hundred ninety-nine million, four hundred thousand, thirty-six".