88503421 has 4 divisors (see below), whose sum is σ = 88832700. Its totient is φ = 88174144.

The previous prime is 88503413. The next prime is 88503427. The reversal of 88503421 is 12430588.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14784025 + 73719396 = 3845^2 + 8586^2 .

It is a cyclic number.

It is not a de Polignac number, because 88503421 - 2³ = 88503413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88503427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164236 + ... + 164773.

It is an arithmetic number, because the mean of its divisors is an integer number (22208175).

Almost surely, 2^88503421 is an apocalyptic number.

It is an amenable number.

88503421 is a deficient number, since it is larger than the sum of its proper divisors (329279).

88503421 is a wasteful number, since it uses less digits than its factorization.

88503421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329278.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 88503421 is about 9407.6256834549. The cubic root of 88503421 is about 445.6425863572.

The spelling of 88503421 in words is "eighty-eight million, five hundred three thousand, four hundred twenty-one".