70622397 has 12 divisors (see below), whose sum is σ = 106445664. Its totient is φ = 45034440.

The previous prime is 70622389. The next prime is 70622407. The reversal of 70622397 is 79322607.

It is not a de Polignac number, because 70622397 - 2³ = 70622389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70622327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170379 + ... + 170792.

It is an arithmetic number, because the mean of its divisors is an integer number (8870472).

Almost surely, 2^70622397 is an apocalyptic number.

It is an amenable number.

70622397 is a deficient number, since it is larger than the sum of its proper divisors (35823267).

70622397 is a wasteful number, since it uses less digits than its factorization.

70622397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341200 (or 341197 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 70622397 is about 8403.7132863991. The cubic root of 70622397 is about 413.3463921617.

The spelling of 70622397 in words is "seventy million, six hundred twenty-two thousand, three hundred ninety-seven".