88142506 has 4 divisors (see below), whose sum is σ = 132213762. Its totient is φ = 44071252.

The previous prime is 88142491. The next prime is 88142557. The reversal of 88142506 is 60524188.

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

It can be written as a sum of positive squares in only one way, i.e., 78588225 + 9554281 = 8865^2 + 3091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22035625 + ... + 22035628.

Almost surely, 2^88142506 is an apocalyptic number.

88142506 is a deficient number, since it is larger than the sum of its proper divisors (44071256).

88142506 is a wasteful number, since it uses less digits than its factorization.

88142506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44071255.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 88142506 is about 9388.4240424046. The cubic root of 88142506 is about 445.0359874948.

The spelling of 88142506 in words is "eighty-eight million, one hundred forty-two thousand, five hundred six".