82606490 has 32 divisors (see below), whose sum is σ = 159192000. Its totient is φ = 30768768.

The previous prime is 82606481. The next prime is 82606493. The reversal of 82606490 is 9460628.

It is a self number, because there is not a number n which added to its sum of digits gives 82606490.

It is not an unprimeable number, because it can be changed into a prime (82606493) 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, 7526 + ... + 14894.

It is an arithmetic number, because the mean of its divisors is an integer number (4974750).

Almost surely, 2^82606490 is an apocalyptic number.

82606490 is a deficient number, since it is larger than the sum of its proper divisors (76585510).

82606490 is a wasteful number, since it uses less digits than its factorization.

82606490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7454.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 82606490 is about 9088.8112534038. The cubic root of 82606490 is about 435.5166099900.

The spelling of 82606490 in words is "eighty-two million, six hundred six thousand, four hundred ninety".