2507456442 has 32 divisors (see below), whose sum is σ = 5035290624. Its totient is φ = 832431600.

The previous prime is 2507456417. The next prime is 2507456443. The reversal of 2507456442 is 2446547052.

It is a self number, because there is not a number n which added to its sum of digits gives 2507456442.

It is not an unprimeable number, because it can be changed into a prime (2507456443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2751967 + ... + 2752877.

It is an arithmetic number, because the mean of its divisors is an integer number (157352832).

Almost surely, 2^2507456442 is an apocalyptic number.

2507456442 is an abundant number, since it is smaller than the sum of its proper divisors (2527834182).

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

2507456442 is a wasteful number, since it uses less digits than its factorization.

2507456442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274.

The product of its (nonzero) digits is 268800, while the sum is 39.

The square root of 2507456442 is about 50074.5089042319. The cubic root of 2507456442 is about 1358.5567955274.

The spelling of 2507456442 in words is "two billion, five hundred seven million, four hundred fifty-six thousand, four hundred forty-two".