107638406 has 8 divisors (see below), whose sum is σ = 162169560. Its totient is φ = 53581888.

The previous prime is 107638397. The next prime is 107638409. The reversal of 107638406 is 604836701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107638409) 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, 118091 + ... + 118998.

It is an arithmetic number, because the mean of its divisors is an integer number (20271195).

Almost surely, 2^107638406 is an apocalyptic number.

107638406 is a deficient number, since it is larger than the sum of its proper divisors (54531154).

107638406 is a wasteful number, since it uses less digits than its factorization.

107638406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237318.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 107638406 is about 10374.8930596898. The cubic root of 107638406 is about 475.6882447701.

The spelling of 107638406 in words is "one hundred seven million, six hundred thirty-eight thousand, four hundred six".