274221798 has 32 divisors (see below), whose sum is σ = 588072960. Its totient is φ = 84938880.

The previous prime is 274221797. The next prime is 274221823. The reversal of 274221798 is 897122472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274221797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8958 + ... + 25073.

It is an arithmetic number, because the mean of its divisors is an integer number (18377280).

Almost surely, 2^274221798 is an apocalyptic number.

274221798 is an abundant number, since it is smaller than the sum of its proper divisors (313851162).

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

274221798 is a wasteful number, since it uses less digits than its factorization.

274221798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34132.

The product of its digits is 112896, while the sum is 42.

The square root of 274221798 is about 16559.6436555863. The cubic root of 274221798 is about 649.6817361049.

The spelling of 274221798 in words is "two hundred seventy-four million, two hundred twenty-one thousand, seven hundred ninety-eight".