92282778 has 48 divisors (see below), whose sum is σ = 233188800. Its totient is φ = 26364744.

The previous prime is 92282777. The next prime is 92282807. The reversal of 92282778 is 87728229.

It is a happy number.

It is a super-2 number, since 2×92282778² = 17032222230794568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (92282777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1300 + ... + 13647.

It is an arithmetic number, because the mean of its divisors is an integer number (4858100).

Almost surely, 2^92282778 is an apocalyptic number.

92282778 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 92282778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116594400).

92282778 is an abundant number, since it is smaller than the sum of its proper divisors (140906022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

92282778 is a wasteful number, since it uses less digits than its factorization.

92282778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14976 (or 14959 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 92282778 is about 9606.3925591244. The cubic root of 92282778 is about 451.8977925637.

The spelling of 92282778 in words is "ninety-two million, two hundred eighty-two thousand, seven hundred seventy-eight".