2537189742 has 16 divisors (see below), whose sum is σ = 5089007232. Its totient is φ = 843291960.

The previous prime is 2537189737. The next prime is 2537189747. The reversal of 2537189742 is 2479817352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2537189737) and next prime (2537189747).

It is a junction number, because it is equal to n+sod(n) for n = 2537189691 and 2537189700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537189747) 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, 607234 + ... + 611397.

It is an arithmetic number, because the mean of its divisors is an integer number (318062952).

Almost surely, 2^2537189742 is an apocalyptic number.

2537189742 is an abundant number, since it is smaller than the sum of its proper divisors (2551817490).

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

2537189742 is a wasteful number, since it uses less digits than its factorization.

2537189742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218983.

The product of its digits is 846720, while the sum is 48.

The square root of 2537189742 is about 50370.5245356846. The cubic root of 2537189742 is about 1363.9056096767.

The spelling of 2537189742 in words is "two billion, five hundred thirty-seven million, one hundred eighty-nine thousand, seven hundred forty-two".