2497537942 has 16 divisors (see below), whose sum is σ = 3877554240. Its totient is φ = 1205065792.

The previous prime is 2497537937. The next prime is 2497537943. The reversal of 2497537942 is 2497357942.

It is a self number, because there is not a number n which added to its sum of digits gives 2497537942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2497537943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109218 + ... + 130090.

It is an arithmetic number, because the mean of its divisors is an integer number (242347140).

Almost surely, 2^2497537942 is an apocalyptic number.

2497537942 is a deficient number, since it is larger than the sum of its proper divisors (1380016298).

2497537942 is a wasteful number, since it uses less digits than its factorization.

2497537942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22967.

The product of its digits is 3810240, while the sum is 52.

The square root of 2497537942 is about 49975.3733552837. The cubic root of 2497537942 is about 1356.7631250518.

The spelling of 2497537942 in words is "two billion, four hundred ninety-seven million, five hundred thirty-seven thousand, nine hundred forty-two".