70694397 has 16 divisors (see below), whose sum is σ = 104863680. Its totient is φ = 47070576.

The previous prime is 70694389. The next prime is 70694413. The reversal of 70694397 is 79349607.

It is not a de Polignac number, because 70694397 - 2³ = 70694389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70694597) 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 15 ways as a sum of consecutive naturals, for example, 36118 + ... + 38024.

It is an arithmetic number, because the mean of its divisors is an integer number (6553980).

Almost surely, 2^70694397 is an apocalyptic number.

It is an amenable number.

70694397 is a deficient number, since it is larger than the sum of its proper divisors (34169283).

70694397 is a wasteful number, since it uses less digits than its factorization.

70694397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3289 (or 3283 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 70694397 is about 8407.9960156984. The cubic root of 70694397 is about 413.4868142440.

The spelling of 70694397 in words is "seventy million, six hundred ninety-four thousand, three hundred ninety-seven".