70985402 has 8 divisors (see below), whose sum is σ = 107183712. Its totient is φ = 35257500.

The previous prime is 70985399. The next prime is 70985407. The reversal of 70985402 is 20458907.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (70985407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117224 + ... + 117827.

It is an arithmetic number, because the mean of its divisors is an integer number (13397964).

Almost surely, 2^70985402 is an apocalyptic number.

70985402 is a deficient number, since it is larger than the sum of its proper divisors (36198310).

70985402 is a wasteful number, since it uses less digits than its factorization.

70985402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235204.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 70985402 is about 8425.2834967139. The cubic root of 70985402 is about 414.0533938152.

The spelling of 70985402 in words is "seventy million, nine hundred eighty-five thousand, four hundred two".