701970631 has 4 divisors (see below), whose sum is σ = 703014352. Its totient is φ = 700926912.

The previous prime is 701970629. The next prime is 701970673. The reversal of 701970631 is 136079107.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136079107 = 29 ⋅4692383.

It is a cyclic number.

It is not a de Polignac number, because 701970631 - 2¹ = 701970629 is a prime.

It is a super-2 number, since 2×701970631² = 985525533573076322, 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 (701970331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520851 + ... + 522196.

It is an arithmetic number, because the mean of its divisors is an integer number (175753588).

Almost surely, 2^701970631 is an apocalyptic number.

701970631 is a deficient number, since it is larger than the sum of its proper divisors (1043721).

701970631 is a wasteful number, since it uses less digits than its factorization.

701970631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043720.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 701970631 is about 26494.7283624498. The cubic root of 701970631 is about 888.7364263968.

The spelling of 701970631 in words is "seven hundred one million, nine hundred seventy thousand, six hundred thirty-one".