70390302 has 32 divisors (see below), whose sum is σ = 152243712. Its totient is φ = 21611904.

The previous prime is 70390301. The next prime is 70390379. The reversal of 70390302 is 20309307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70390301) 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, 2548 + ... + 12135.

It is an arithmetic number, because the mean of its divisors is an integer number (4757616).

Almost surely, 2^70390302 is an apocalyptic number.

70390302 is an abundant number, since it is smaller than the sum of its proper divisors (81853410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70390302 is a wasteful number, since it uses less digits than its factorization.

70390302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14752.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 70390302 is about 8389.8928479451. The cubic root of 70390302 is about 412.8930849850.

Adding to 70390302 its reverse (20309307), we get a palindrome (90699609).

The spelling of 70390302 in words is "seventy million, three hundred ninety thousand, three hundred two".