72119954 has 16 divisors (see below), whose sum is σ = 110569536. Its totient is φ = 35271600.

The previous prime is 72119941. The next prime is 72119977. The reversal of 72119954 is 45991127.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16664 + ... + 20540.

It is an arithmetic number, because the mean of its divisors is an integer number (6910596).

Almost surely, 2^72119954 is an apocalyptic number.

72119954 is a deficient number, since it is larger than the sum of its proper divisors (38449582).

72119954 is a wasteful number, since it uses less digits than its factorization.

72119954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4081.

The product of its digits is 22680, while the sum is 38.

The square root of 72119954 is about 8492.3467899044. The cubic root of 72119954 is about 416.2476682558.

The spelling of 72119954 in words is "seventy-two million, one hundred nineteen thousand, nine hundred fifty-four".