88951491 has 6 divisors (see below), whose sum is σ = 128485500. Its totient is φ = 59300988.

The previous prime is 88951469. The next prime is 88951507. The reversal of 88951491 is 19415988.

It is not a de Polignac number, because 88951491 - 2¹³ = 88943299 is a prime.

It is a super-2 number, since 2×88951491² = 15824735502246162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (88951691) 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 in 5 ways as a sum of consecutive naturals, for example, 4941741 + ... + 4941758.

It is an arithmetic number, because the mean of its divisors is an integer number (21414250).

Almost surely, 2^88951491 is an apocalyptic number.

88951491 is a deficient number, since it is larger than the sum of its proper divisors (39534009).

88951491 is a wasteful number, since it uses less digits than its factorization.

88951491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9883505 (or 9883502 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 88951491 is about 9431.4098097792. The cubic root of 88951491 is about 446.3933785920.

The spelling of 88951491 in words is "eighty-eight million, nine hundred fifty-one thousand, four hundred ninety-one".