4615631 has 4 divisors (see below), whose sum is σ = 4620264. Its totient is φ = 4611000.

The previous prime is 4615627. The next prime is 4615661. The reversal of 4615631 is 1365164.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4615631 - 2² = 4615627 is a prime.

It is a super-2 number, since 2×4615631² = 42608099056322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 4615631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4615601) 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, 140 + ... + 3041.

It is an arithmetic number, because the mean of its divisors is an integer number (1155066).

Almost surely, 2^4615631 is an apocalyptic number.

4615631 is a deficient number, since it is larger than the sum of its proper divisors (4633).

4615631 is a wasteful number, since it uses less digits than its factorization.

4615631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632.

The product of its digits is 2160, while the sum is 26.

The square root of 4615631 is about 2148.4019642516. The cubic root of 4615631 is about 166.4985135153.

The spelling of 4615631 in words is "four million, six hundred fifteen thousand, six hundred thirty-one".