70626780 has 72 divisors (see below), whose sum is σ = 244843872. Its totient is φ = 16142976.

The previous prime is 70626763. The next prime is 70626797. The reversal of 70626780 is 8762607.

It is an interprime number because it is at equal distance from previous prime (70626763) and next prime (70626797).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26767 + ... + 29286.

Almost surely, 2^70626780 is an apocalyptic number.

70626780 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70626780 is an abundant number, since it is smaller than the sum of its proper divisors (174217092).

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

70626780 is a wasteful number, since it uses less digits than its factorization.

70626780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56075 (or 56070 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 70626780 is about 8403.9740599314. The cubic root of 70626780 is about 413.3549430834.

The spelling of 70626780 in words is "seventy million, six hundred twenty-six thousand, seven hundred eighty".