4642931 has 4 divisors (see below), whose sum is σ = 4688112. Its totient is φ = 4597752.

The previous prime is 4642927. The next prime is 4642949. The reversal of 4642931 is 1392464.

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 4642931 - 2² = 4642927 is a prime.

It is a super-2 number, since 2×4642931² = 43113616541522, 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 = 4642894 and 4642903.

It is not an unprimeable number, because it can be changed into a prime (4642951) 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, 22436 + ... + 22641.

It is an arithmetic number, because the mean of its divisors is an integer number (1172028).

Almost surely, 2^4642931 is an apocalyptic number.

4642931 is a deficient number, since it is larger than the sum of its proper divisors (45181).

4642931 is a wasteful number, since it uses less digits than its factorization.

4642931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45180.

The product of its digits is 5184, while the sum is 29.

The square root of 4642931 is about 2154.7461567433. The cubic root of 4642931 is about 166.8261304902.

The spelling of 4642931 in words is "four million, six hundred forty-two thousand, nine hundred thirty-one".