131634224 has 40 divisors (see below), whose sum is σ = 259983360. Its totient is φ = 64554048.

The previous prime is 131634203. The next prime is 131634227. The reversal of 131634224 is 422436131.

It is a junction number, because it is equal to n+sod(n) for n = 131634193 and 131634202.

It is not an unprimeable number, because it can be changed into a prime (131634227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281639 + ... + 282105.

It is an arithmetic number, because the mean of its divisors is an integer number (6499584).

Almost surely, 2^131634224 is an apocalyptic number.

It is an amenable number.

131634224 is a deficient number, since it is larger than the sum of its proper divisors (128349136).

131634224 is a wasteful number, since it uses less digits than its factorization.

131634224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 771 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 131634224 is about 11473.1958930370. The cubic root of 131634224 is about 508.6935986188.

The spelling of 131634224 in words is "one hundred thirty-one million, six hundred thirty-four thousand, two hundred twenty-four".