88390746 has 12 divisors (see below), whose sum is σ = 191513322. Its totient is φ = 29463576.

The previous prime is 88390741. The next prime is 88390751. The reversal of 88390746 is 64709388.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (88390741) and next prime (88390751).

It can be written as a sum of positive squares in only one way, i.e., 69806025 + 18584721 = 8355^2 + 4311^2 .

It is not an unprimeable number, because it can be changed into a prime (88390741) 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, 2455281 + ... + 2455316.

Almost surely, 2^88390746 is an apocalyptic number.

88390746 is an abundant number, since it is smaller than the sum of its proper divisors (103122576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88390746 is a wasteful number, since it uses less digits than its factorization.

88390746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4910605 (or 4910602 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 88390746 is about 9401.6352832898. The cubic root of 88390746 is about 445.4533880121.

The spelling of 88390746 in words is "eighty-eight million, three hundred ninety thousand, seven hundred forty-six".