72707162 has 8 divisors (see below), whose sum is σ = 118975392. Its totient is φ = 33048700.

The previous prime is 72707111. The next prime is 72707189. The reversal of 72707162 is 26170727.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1652414 + ... + 1652457.

It is an arithmetic number, because the mean of its divisors is an integer number (14871924).

Almost surely, 2^72707162 is an apocalyptic number.

72707162 is a deficient number, since it is larger than the sum of its proper divisors (46268230).

72707162 is a wasteful number, since it uses less digits than its factorization.

72707162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304884.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 72707162 is about 8526.8494767997. The cubic root of 72707162 is about 417.3743262603.

Adding to 72707162 its reverse (26170727), we get a palindrome (98877889).

The spelling of 72707162 in words is "seventy-two million, seven hundred seven thousand, one hundred sixty-two".