72450002 has 8 divisors (see below), whose sum is σ = 114394800. Its totient is φ = 34318404.

The previous prime is 72449999. The next prime is 72450017. The reversal of 72450002 is 20005427.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953252 + ... + 953327.

It is an arithmetic number, because the mean of its divisors is an integer number (14299350).

Almost surely, 2^72450002 is an apocalyptic number.

72450002 is a deficient number, since it is larger than the sum of its proper divisors (41944798).

72450002 is a wasteful number, since it uses less digits than its factorization.

72450002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906600.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 72450002 is about 8511.7566929512. The cubic root of 72450002 is about 416.8816706546.

Adding to 72450002 its reverse (20005427), we get a palindrome (92455429).

The spelling of 72450002 in words is "seventy-two million, four hundred fifty thousand, two".