72277083 has 16 divisors (see below), whose sum is σ = 112713600. Its totient is φ = 45648360.

The previous prime is 72277067. The next prime is 72277087. The reversal of 72277083 is 38077227.

It is not a de Polignac number, because 72277083 - 2⁴ = 72277067 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (72277087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69933 + ... + 70958.

It is an arithmetic number, because the mean of its divisors is an integer number (7044600).

Almost surely, 2^72277083 is an apocalyptic number.

72277083 is a deficient number, since it is larger than the sum of its proper divisors (40436517).

72277083 is a wasteful number, since it uses less digits than its factorization.

72277083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140919 (or 140913 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 72277083 is about 8501.5929683795. The cubic root of 72277083 is about 416.5497443308.

The spelling of 72277083 in words is "seventy-two million, two hundred seventy-seven thousand, eighty-three".