70727425 has 6 divisors (see below), whose sum is σ = 87702038. Its totient is φ = 56581920.

The previous prime is 70727351. The next prime is 70727467. The reversal of 70727425 is 52472707.

It can be written as a sum of positive squares in 3 ways, for example, as 9199089 + 61528336 = 3033^2 + 7844^2 .

It is not a de Polignac number, because 70727425 - 2⁷ = 70727297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1414524 + ... + 1414573.

Almost surely, 2^70727425 is an apocalyptic number.

It is an amenable number.

70727425 is a deficient number, since it is larger than the sum of its proper divisors (16974613).

70727425 is a wasteful number, since it uses less digits than its factorization.

70727425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829107 (or 2829102 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 70727425 is about 8409.9598691076. The cubic root of 70727425 is about 413.5511970752.

The spelling of 70727425 in words is "seventy million, seven hundred twenty-seven thousand, four hundred twenty-five".