537402631 has 4 divisors (see below), whose sum is σ = 565687000. Its totient is φ = 509118264.

The previous prime is 537402599. The next prime is 537402641. The reversal of 537402631 is 136204735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537402631 - 2⁵ = 537402599 is a prime.

It is a super-2 number, since 2×537402631² = 577603175611444322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 537402593 and 537402602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537402641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14142156 + ... + 14142193.

It is an arithmetic number, because the mean of its divisors is an integer number (141421750).

Almost surely, 2^537402631 is an apocalyptic number.

537402631 is a deficient number, since it is larger than the sum of its proper divisors (28284369).

537402631 is a wasteful number, since it uses less digits than its factorization.

537402631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28284368.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 537402631 is about 23181.9462297711. The cubic root of 537402631 is about 813.0175667580.

The spelling of 537402631 in words is "five hundred thirty-seven million, four hundred two thousand, six hundred thirty-one".