72662342 has 8 divisors (see below), whose sum is σ = 112752000. Its totient is φ = 35078344.

The previous prime is 72662333. The next prime is 72662347. The reversal of 72662342 is 24326627.

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

It is a junction number, because it is equal to n+sod(n) for n = 72662299 and 72662308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72662347) by changing a digit.

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, 626342 + ... + 626457.

It is an arithmetic number, because the mean of its divisors is an integer number (14094000).

Almost surely, 2^72662342 is an apocalyptic number.

72662342 is a deficient number, since it is larger than the sum of its proper divisors (40089658).

72662342 is a wasteful number, since it uses less digits than its factorization.

72662342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252830.

The product of its digits is 24192, while the sum is 32.

The square root of 72662342 is about 8524.2209028157. The cubic root of 72662342 is about 417.2885457953.

Adding to 72662342 its reverse (24326627), we get a palindrome (96988969).

The spelling of 72662342 in words is "seventy-two million, six hundred sixty-two thousand, three hundred forty-two".