5214215631 has 32 divisors (see below), whose sum is σ = 7506717120. Its totient is φ = 3212518400.

The previous prime is 5214215623. The next prime is 5214215641. The reversal of 5214215631 is 1365124125.

It is a cyclic number.

It is not a de Polignac number, because 5214215631 - 2³ = 5214215623 is a prime.

It is a super-2 number, since 2×5214215631² = 54376089293129456322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5214215641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175261 + ... + 202841.

It is an arithmetic number, because the mean of its divisors is an integer number (234584910).

Almost surely, 2^5214215631 is an apocalyptic number.

5214215631 is a deficient number, since it is larger than the sum of its proper divisors (2292501489).

5214215631 is a wasteful number, since it uses less digits than its factorization.

5214215631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27707.

The product of its digits is 7200, while the sum is 30.

The square root of 5214215631 is about 72209.5259020581. The cubic root of 5214215631 is about 1734.0555095448.

Adding to 5214215631 its reverse (1365124125), we get a palindrome (6579339756).

The spelling of 5214215631 in words is "five billion, two hundred fourteen million, two hundred fifteen thousand, six hundred thirty-one".