72822501 has 12 divisors (see below), whose sum is σ = 106758912. Its totient is φ = 47823336.

The previous prime is 72822481. The next prime is 72822527. The reversal of 72822501 is 10522827.

It is not a de Polignac number, because 72822501 - 2¹¹ = 72820453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72822551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59781 + ... + 60986.

It is an arithmetic number, because the mean of its divisors is an integer number (8896576).

Almost surely, 2^72822501 is an apocalyptic number.

It is an amenable number.

72822501 is a deficient number, since it is larger than the sum of its proper divisors (33936411).

72822501 is a wasteful number, since it uses less digits than its factorization.

72822501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120840 (or 120837 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 72822501 is about 8533.6100801478. The cubic root of 72822501 is about 417.5949102355.

The spelling of 72822501 in words is "seventy-two million, eight hundred twenty-two thousand, five hundred one".