2523045400 has 48 divisors (see below), whose sum is σ = 5962274640. Its totient is φ = 992668800.

The previous prime is 2523045383. The next prime is 2523045433. The reversal of 2523045400 is 45403252.

It is a super-2 number, since 2×2523045400² = 12731516180922320000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91204 + ... + 115603.

It is an arithmetic number, because the mean of its divisors is an integer number (124214055).

Almost surely, 2^2523045400 is an apocalyptic number.

2523045400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2523045400 is an abundant number, since it is smaller than the sum of its proper divisors (3439229240).

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

2523045400 is a wasteful number, since it uses less digits than its factorization.

2523045400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206884 (or 206875 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2523045400 is about 50229.9253433648. The cubic root of 2523045400 is about 1361.3663819367.

Adding to 2523045400 its reverse (45403252), we get a palindrome (2568448652).

The spelling of 2523045400 in words is "two billion, five hundred twenty-three million, forty-five thousand, four hundred".