84264751 has 2 divisors, whose sum is σ = 84264752. Its totient is φ = 84264750.

The previous prime is 84264743. The next prime is 84264779. The reversal of 84264751 is 15746248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84264751 - 2³ = 84264743 is a prime.

It is a super-2 number, since 2×84264751² = 14201096522184002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84264751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84264701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42132375 + 42132376.

It is an arithmetic number, because the mean of its divisors is an integer number (42132376).

Almost surely, 2^84264751 is an apocalyptic number.

84264751 is a deficient number, since it is larger than the sum of its proper divisors (1).

84264751 is an equidigital number, since it uses as much as digits as its factorization.

84264751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 37.

The square root of 84264751 is about 9179.5833783457. The cubic root of 84264751 is about 438.4115433735.

The spelling of 84264751 in words is "eighty-four million, two hundred sixty-four thousand, seven hundred fifty-one".