70492973 has 2 divisors, whose sum is σ = 70492974. Its totient is φ = 70492972.

The previous prime is 70492969. The next prime is 70493011. The reversal of 70492973 is 37929407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58782889 + 11710084 = 7667^2 + 3422^2 .

It is a cyclic number.

It is not a de Polignac number, because 70492973 - 2² = 70492969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70492973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70492913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35246486 + 35246487.

It is an arithmetic number, because the mean of its divisors is an integer number (35246487).

Almost surely, 2^70492973 is an apocalyptic number.

It is an amenable number.

70492973 is a deficient number, since it is larger than the sum of its proper divisors (1).

70492973 is an equidigital number, since it uses as much as digits as its factorization.

70492973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 70492973 is about 8396.0093496851. The cubic root of 70492973 is about 413.0937355027.

The spelling of 70492973 in words is "seventy million, four hundred ninety-two thousand, nine hundred seventy-three".