85274226 has 24 divisors (see below), whose sum is σ = 184957500. Its totient is φ = 28394496.

The previous prime is 85274221. The next prime is 85274249. The reversal of 85274226 is 62247258.

It can be written as a sum of positive squares in 2 ways, for example, as 81270225 + 4004001 = 9015^2 + 2001^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85274221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20586 + ... + 24378.

Almost surely, 2^85274226 is an apocalyptic number.

85274226 is an abundant number, since it is smaller than the sum of its proper divisors (99683274).

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

85274226 is a wasteful number, since it uses less digits than its factorization.

85274226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050 (or 5047 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 85274226 is about 9234.4044745723. The cubic root of 85274226 is about 440.1552929808.

It can be divided in two parts, 852 and 74226, that added together give a triangular number (75078 = T₃₈₇).

The spelling of 85274226 in words is "eighty-five million, two hundred seventy-four thousand, two hundred twenty-six".