88849517 has 2 divisors, whose sum is σ = 88849518. Its totient is φ = 88849516.

The previous prime is 88849493. The next prime is 88849547. The reversal of 88849517 is 71594888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75446596 + 13402921 = 8686^2 + 3661^2 .

It is a cyclic number.

It is not a de Polignac number, because 88849517 - 2¹⁴ = 88833133 is a prime.

It is a super-2 number, since 2×88849517² = 15788473342266578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88849547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44424758 + 44424759.

It is an arithmetic number, because the mean of its divisors is an integer number (44424759).

Almost surely, 2^88849517 is an apocalyptic number.

It is an amenable number.

88849517 is a deficient number, since it is larger than the sum of its proper divisors (1).

88849517 is an equidigital number, since it uses as much as digits as its factorization.

88849517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 50.

The square root of 88849517 is about 9426.0021748353. The cubic root of 88849517 is about 446.2227315578. Note that the first 3 decimals are identical.

It can be divided in two parts, 888 and 49517, that added together give a palindrome (50405).

The spelling of 88849517 in words is "eighty-eight million, eight hundred forty-nine thousand, five hundred seventeen".