4620731 has 2 divisors, whose sum is σ = 4620732. Its totient is φ = 4620730.

The previous prime is 4620709. The next prime is 4620757. The reversal of 4620731 is 1370264.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4620731 - 2²² = 426427 is a prime.

It is a super-2 number, since 2×4620731² = 42702309948722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4620697 and 4620706.

It is not a weakly prime, because it can be changed into another prime (4620761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310365 + 2310366.

It is an arithmetic number, because the mean of its divisors is an integer number (2310366).

Almost surely, 2^4620731 is an apocalyptic number.

4620731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4620731 is an equidigital number, since it uses as much as digits as its factorization.

4620731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 4620731 is about 2149.5885652841. The cubic root of 4620731 is about 166.5598146216.

Adding to 4620731 its reverse (1370264), we get a palindrome (5990995).

The spelling of 4620731 in words is "four million, six hundred twenty thousand, seven hundred thirty-one".