88778745 has 24 divisors (see below), whose sum is σ = 167873472. Its totient is φ = 43044000.

The previous prime is 88778737. The next prime is 88778771. The reversal of 88778745 is 54787788.

It is not a de Polignac number, because 88778745 - 2³ = 88778737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88778691 and 88778700.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89181 + ... + 90170.

It is an arithmetic number, because the mean of its divisors is an integer number (6994728).

Almost surely, 2^88778745 is an apocalyptic number.

It is an amenable number.

88778745 is a deficient number, since it is larger than the sum of its proper divisors (79094727).

88778745 is a wasteful number, since it uses less digits than its factorization.

88778745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179373 (or 179370 counting only the distinct ones).

The product of its digits is 3512320, while the sum is 54.

The square root of 88778745 is about 9422.2473433889. The cubic root of 88778745 is about 446.1042223269.

The spelling of 88778745 in words is "eighty-eight million, seven hundred seventy-eight thousand, seven hundred forty-five".