82267870 has 16 divisors (see below), whose sum is σ = 148195008. Its totient is φ = 32882080.

The previous prime is 82267841. The next prime is 82267877. The reversal of 82267870 is 7876228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82267877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16512 + ... + 20908.

It is an arithmetic number, because the mean of its divisors is an integer number (9262188).

Almost surely, 2^82267870 is an apocalyptic number.

82267870 is a deficient number, since it is larger than the sum of its proper divisors (65927138).

82267870 is a wasteful number, since it uses less digits than its factorization.

82267870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6275.

The product of its (nonzero) digits is 75264, while the sum is 40.

The square root of 82267870 is about 9070.1637250934. The cubic root of 82267870 is about 434.9207060294.

The spelling of 82267870 in words is "eighty-two million, two hundred sixty-seven thousand, eight hundred seventy".