107691520 has 160 divisors (see below), whose sum is σ = 282839040. Its totient is φ = 39198720.

The previous prime is 107691511. The next prime is 107691527. The reversal of 107691520 is 25196701.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107691527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1825251 + ... + 1825309.

It is an arithmetic number, because the mean of its divisors is an integer number (1767744).

Almost surely, 2^107691520 is an apocalyptic number.

107691520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 107691520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141419520).

107691520 is an abundant number, since it is smaller than the sum of its proper divisors (175147520).

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

107691520 is an equidigital number, since it uses as much as digits as its factorization.

107691520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 107691520 is about 10377.4524812210. The cubic root of 107691520 is about 475.7664744397.

The spelling of 107691520 in words is "one hundred seven million, six hundred ninety-one thousand, five hundred twenty".