70732525 has 6 divisors (see below), whose sum is σ = 87708362. Its totient is φ = 56586000.

The previous prime is 70732507. The next prime is 70732559. The reversal of 70732525 is 52523707.

It can be written as a sum of positive squares in 3 ways, for example, as 17690436 + 53042089 = 4206^2 + 7283^2 .

It is not a de Polignac number, because 70732525 - 2⁷ = 70732397 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 5 ways as a sum of consecutive naturals, for example, 1414626 + ... + 1414675.

Almost surely, 2^70732525 is an apocalyptic number.

It is an amenable number.

70732525 is a deficient number, since it is larger than the sum of its proper divisors (16975837).

70732525 is a wasteful number, since it uses less digits than its factorization.

70732525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829311 (or 2829306 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 70732525 is about 8410.2630755524. The cubic root of 70732525 is about 413.5611369272.

The spelling of 70732525 in words is "seventy million, seven hundred thirty-two thousand, five hundred twenty-five".