70697255 has 8 divisors (see below), whose sum is σ = 84969024. Its totient is φ = 56469600.

The previous prime is 70697227. The next prime is 70697317. The reversal of 70697255 is 55279607.

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

It is not a de Polignac number, because 70697255 - 2⁶ = 70697191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7391 + ... + 14000.

It is an arithmetic number, because the mean of its divisors is an integer number (10621128).

Almost surely, 2^70697255 is an apocalyptic number.

70697255 is a deficient number, since it is larger than the sum of its proper divisors (14271769).

70697255 is a wasteful number, since it uses less digits than its factorization.

70697255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22057.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 70697255 is about 8408.1659712449. The cubic root of 70697255 is about 413.4923862527.

The spelling of 70697255 in words is "seventy million, six hundred ninety-seven thousand, two hundred fifty-five".