72762022 has 8 divisors (see below), whose sum is σ = 112663872. Its totient is φ = 35207400.

The previous prime is 72761993. The next prime is 72762029. The reversal of 72762022 is 22026727.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72762029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586729 + ... + 586852.

It is an arithmetic number, because the mean of its divisors is an integer number (14082984).

Almost surely, 2^72762022 is an apocalyptic number.

72762022 is a deficient number, since it is larger than the sum of its proper divisors (39901850).

72762022 is a wasteful number, since it uses less digits than its factorization.

72762022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173614.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 72762022 is about 8530.0657676245. The cubic root of 72762022 is about 417.4792741931.

Adding to 72762022 its reverse (22026727), we get a palindrome (94788749).

The spelling of 72762022 in words is "seventy-two million, seven hundred sixty-two thousand, twenty-two".