117577434 has 32 divisors (see below), whose sum is σ = 266575680. Its totient is φ = 34273152.

The previous prime is 117577399. The next prime is 117577477. The reversal of 117577434 is 434775711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 117577392 and 117577401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38187 + ... + 41150.

It is an arithmetic number, because the mean of its divisors is an integer number (8330490).

Almost surely, 2^117577434 is an apocalyptic number.

117577434 is an abundant number, since it is smaller than the sum of its proper divisors (148998246).

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

117577434 is a wasteful number, since it uses less digits than its factorization.

117577434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79374.

The product of its digits is 82320, while the sum is 39.

The square root of 117577434 is about 10843.3128701518. The cubic root of 117577434 is about 489.9006240231.

It can be divided in two parts, 11757 and 7434, that added together give a palindrome (19191).

The spelling of 117577434 in words is "one hundred seventeen million, five hundred seventy-seven thousand, four hundred thirty-four".