70562473 has 2 divisors, whose sum is σ = 70562474. Its totient is φ = 70562472.

The previous prime is 70562449. The next prime is 70562477. The reversal of 70562473 is 37426507.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57108249 + 13454224 = 7557^2 + 3668^2 .

It is an emirp because it is prime and its reverse (37426507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70562473 - 2⁹ = 70561961 is a prime.

It is not a weakly prime, because it can be changed into another prime (70562477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35281236 + 35281237.

It is an arithmetic number, because the mean of its divisors is an integer number (35281237).

Almost surely, 2^70562473 is an apocalyptic number.

It is an amenable number.

70562473 is a deficient number, since it is larger than the sum of its proper divisors (1).

70562473 is an equidigital number, since it uses as much as digits as its factorization.

70562473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 70562473 is about 8400.1472010912. The cubic root of 70562473 is about 413.2294491933.

The spelling of 70562473 in words is "seventy million, five hundred sixty-two thousand, four hundred seventy-three".