32625731 has 2 divisors, whose sum is σ = 32625732. Its totient is φ = 32625730.

The previous prime is 32625721. The next prime is 32625739. The reversal of 32625731 is 13752623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32625731 - 2¹⁴ = 32609347 is a prime.

It is a super-2 number, since 2×32625731² = 2128876646568722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32625694 and 32625703.

It is not a weakly prime, because it can be changed into another prime (32625739) 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, 16312865 + 16312866.

It is an arithmetic number, because the mean of its divisors is an integer number (16312866).

Almost surely, 2^32625731 is an apocalyptic number.

32625731 is a deficient number, since it is larger than the sum of its proper divisors (1).

32625731 is an equidigital number, since it uses as much as digits as its factorization.

32625731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 29.

The square root of 32625731 is about 5711.8938190411. The cubic root of 32625731 is about 319.5362129077.

The spelling of 32625731 in words is "thirty-two million, six hundred twenty-five thousand, seven hundred thirty-one".