84797275 has 12 divisors (see below), whose sum is σ = 111334392. Its totient is φ = 63847040.

The previous prime is 84797269. The next prime is 84797287. The reversal of 84797275 is 57279748.

It is not a de Polignac number, because 84797275 - 2⁵ = 84797243 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99337 + ... + 100186.

It is an arithmetic number, because the mean of its divisors is an integer number (9277866).

Almost surely, 2^84797275 is an apocalyptic number.

84797275 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84797275 is a deficient number, since it is larger than the sum of its proper divisors (26537117).

84797275 is a wasteful number, since it uses less digits than its factorization.

84797275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199550 (or 199545 counting only the distinct ones).

The product of its digits is 987840, while the sum is 49.

The square root of 84797275 is about 9208.5435873432. The cubic root of 84797275 is about 439.3331409975. Note that the first 3 decimals are identical.

The spelling of 84797275 in words is "eighty-four million, seven hundred ninety-seven thousand, two hundred seventy-five".