72246007 has 8 divisors (see below), whose sum is σ = 73351872. Its totient is φ = 71148000.

The previous prime is 72245993. The next prime is 72246019. The reversal of 72246007 is 70064227.

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

It is a cyclic number.

It is not a de Polignac number, because 72246007 - 2¹⁹ = 71721719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72246067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18082 + ... + 21712.

It is an arithmetic number, because the mean of its divisors is an integer number (9168984).

Almost surely, 2^72246007 is an apocalyptic number.

72246007 is a deficient number, since it is larger than the sum of its proper divisors (1105865).

72246007 is a wasteful number, since it uses less digits than its factorization.

72246007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929.

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

The square root of 72246007 is about 8499.7651144017. The cubic root of 72246007 is about 416.4900363525.

It can be divided in two parts, 7224 and 6007, that added together give a palindrome (13231).

The spelling of 72246007 in words is "seventy-two million, two hundred forty-six thousand, seven".