70402371 has 16 divisors (see below), whose sum is σ = 103558560. Its totient is φ = 42266880.

The previous prime is 70402369. The next prime is 70402373. The reversal of 70402371 is 17320407.

It is an interprime number because it is at equal distance from previous prime (70402369) and next prime (70402373).

It is not a de Polignac number, because 70402371 - 2¹ = 70402369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70402373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20416 + ... + 23613.

It is an arithmetic number, because the mean of its divisors is an integer number (6472410).

Almost surely, 2^70402371 is an apocalyptic number.

70402371 is a deficient number, since it is larger than the sum of its proper divisors (33156189).

70402371 is a wasteful number, since it uses less digits than its factorization.

70402371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44086.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 70402371 is about 8390.6120754090. The cubic root of 70402371 is about 412.9166816156.

Adding to 70402371 its reverse (17320407), we get a palindrome (87722778).

The spelling of 70402371 in words is "seventy million, four hundred two thousand, three hundred seventy-one".