88664951 has 2 divisors, whose sum is σ = 88664952. Its totient is φ = 88664950.

The previous prime is 88664921. The next prime is 88664957. The reversal of 88664951 is 15946688.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88664951 - 2¹⁸ = 88402807 is a prime.

It is a super-2 number, since 2×88664951² = 15722947071664802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88664896 and 88664905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88664957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44332475 + 44332476.

It is an arithmetic number, because the mean of its divisors is an integer number (44332476).

Almost surely, 2^88664951 is an apocalyptic number.

88664951 is a deficient number, since it is larger than the sum of its proper divisors (1).

88664951 is an equidigital number, since it uses as much as digits as its factorization.

88664951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 47.

The square root of 88664951 is about 9416.2068265305. The cubic root of 88664951 is about 445.9135397162.

The spelling of 88664951 in words is "eighty-eight million, six hundred sixty-four thousand, nine hundred fifty-one".