70010631 has 6 divisors (see below), whose sum is σ = 101126480. Its totient is φ = 46673748.

The previous prime is 70010621. The next prime is 70010651. The reversal of 70010631 is 13601007.

It is not a de Polignac number, because 70010631 - 2¹⁰ = 70009607 is a prime.

It is a super-2 number, since 2×70010631² = 9802976906036322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70010621) 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 in 5 ways as a sum of consecutive naturals, for example, 3889471 + ... + 3889488.

Almost surely, 2^70010631 is an apocalyptic number.

70010631 is a deficient number, since it is larger than the sum of its proper divisors (31115849).

70010631 is a wasteful number, since it uses less digits than its factorization.

70010631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7778965 (or 7778962 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 70010631 is about 8367.2355649880. The cubic root of 70010631 is about 412.1493924410.

Adding to 70010631 its reverse (13601007), we get a palindrome (83611638).

The spelling of 70010631 in words is "seventy million, ten thousand, six hundred thirty-one".