70922087 has 8 divisors (see below), whose sum is σ = 75811680. Its totient is φ = 66183040.

The previous prime is 70922083. The next prime is 70922123. The reversal of 70922087 is 78022907.

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

It is a cyclic number.

It is not a de Polignac number, because 70922087 - 2² = 70922083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70922083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36662 + ... + 38547.

It is an arithmetic number, because the mean of its divisors is an integer number (9476460).

Almost surely, 2^70922087 is an apocalyptic number.

70922087 is a deficient number, since it is larger than the sum of its proper divisors (4889593).

70922087 is a wasteful number, since it uses less digits than its factorization.

70922087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75273.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 70922087 is about 8421.5252181538. The cubic root of 70922087 is about 413.9302530562.

The spelling of 70922087 in words is "seventy million, nine hundred twenty-two thousand, eighty-seven".