4913631 has 6 divisors (see below), whose sum is σ = 7097480. Its totient is φ = 3275748.

The previous prime is 4913627. The next prime is 4913639. The reversal of 4913631 is 1363194.

It is not a de Polignac number, because 4913631 - 2² = 4913627 is a prime.

It is a super-2 number, since 2×4913631² = 48287539208322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4913595 and 4913604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4913639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272971 + ... + 272988.

Almost surely, 2^4913631 is an apocalyptic number.

4913631 is a deficient number, since it is larger than the sum of its proper divisors (2183849).

4913631 is a wasteful number, since it uses less digits than its factorization.

4913631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545965 (or 545962 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 4913631 is about 2216.6711528777. The cubic root of 4913631 is about 170.0072776585.

The spelling of 4913631 in words is "four million, nine hundred thirteen thousand, six hundred thirty-one".