72426026 has 8 divisors (see below), whose sum is σ = 108819840. Its totient is φ = 36152748.

The previous prime is 72426023. The next prime is 72426041. The reversal of 72426026 is 62062427.

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

It is a self number, because there is not a number n which added to its sum of digits gives 72426026.

It is not an unprimeable number, because it can be changed into a prime (72426023) 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, 28616 + ... + 31043.

It is an arithmetic number, because the mean of its divisors is an integer number (13602480).

Almost surely, 2^72426026 is an apocalyptic number.

72426026 is a deficient number, since it is larger than the sum of its proper divisors (36393814).

72426026 is a wasteful number, since it uses less digits than its factorization.

72426026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60268.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 72426026 is about 8510.3481714910. The cubic root of 72426026 is about 416.8356791320.

The spelling of 72426026 in words is "seventy-two million, four hundred twenty-six thousand, twenty-six".