2522400345 has 40 divisors (see below), whose sum is σ = 4563972864. Its totient is φ = 1332684576.

The previous prime is 2522400341. The next prime is 2522400359. The reversal of 2522400345 is 5430042252.

It is a happy number.

2522400345 is a `hidden beast` number, since 252 + 2 + 400 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 2522400345 - 2² = 2522400341 is a prime.

It is a super-2 number, since 2×2522400345² = 12725007000912238050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2522400341) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14232 + ... + 72438.

Almost surely, 2^2522400345 is an apocalyptic number.

It is an amenable number.

2522400345 is a deficient number, since it is larger than the sum of its proper divisors (2041572519).

2522400345 is a wasteful number, since it uses less digits than its factorization.

2522400345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58331 (or 58322 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2522400345 is about 50223.5039100220. The cubic root of 2522400345 is about 1361.2503540285.

Adding to 2522400345 its reverse (5430042252), we get a palindrome (7952442597).

The spelling of 2522400345 in words is "two billion, five hundred twenty-two million, four hundred thousand, three hundred forty-five".