88977321 has 6 divisors (see below), whose sum is σ = 128522810. Its totient is φ = 59318208.

The previous prime is 88977319. The next prime is 88977349. The reversal of 88977321 is 12377988.

It can be written as a sum of positive squares in only one way, i.e., 80192025 + 8785296 = 8955^2 + 2964^2 .

It is not a de Polignac number, because 88977321 - 2¹ = 88977319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88977311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4943176 + ... + 4943193.

Almost surely, 2^88977321 is an apocalyptic number.

It is an amenable number.

88977321 is a deficient number, since it is larger than the sum of its proper divisors (39545489).

88977321 is a wasteful number, since it uses less digits than its factorization.

88977321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9886375 (or 9886372 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 88977321 is about 9432.7790708783. The cubic root of 88977321 is about 446.4365827585.

It can be divided in two parts, 88977 and 321, that added together give a palindrome (89298).

The spelling of 88977321 in words is "eighty-eight million, nine hundred seventy-seven thousand, three hundred twenty-one".