7087631 has 2 divisors, whose sum is σ = 7087632. Its totient is φ = 7087630.

The previous prime is 7087603. The next prime is 7087667. The reversal of 7087631 is 1367807.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7087631 - 2⁶ = 7087567 is a prime.

It is a super-2 number, since 2×7087631² = 100469026384322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7087601) 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, 3543815 + 3543816.

It is an arithmetic number, because the mean of its divisors is an integer number (3543816).

Almost surely, 2^7087631 is an apocalyptic number.

7087631 is a deficient number, since it is larger than the sum of its proper divisors (1).

7087631 is an equidigital number, since it uses as much as digits as its factorization.

7087631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 7087631 is about 2662.2605056606. The cubic root of 7087631 is about 192.0880582038.

It can be divided in two parts, 70876 and 31, that added together give a palindrome (70907).

The spelling of 7087631 in words is "seven million, eighty-seven thousand, six hundred thirty-one".