274428342 has 24 divisors (see below), whose sum is σ = 595598016. Its totient is φ = 91321776.

The previous prime is 274428313. The next prime is 274428361. The reversal of 274428342 is 243824472.

274428342 is a `hidden beast` number, since 274 + 42 + 8 + 342 = 666.

It is a super-3 number, since 3×274428342³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 274428297 and 274428306.

It is a congruent 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, 1633 + ... + 23484.

It is an arithmetic number, because the mean of its divisors is an integer number (24816584).

Almost surely, 2^274428342 is an apocalyptic number.

274428342 is an abundant number, since it is smaller than the sum of its proper divisors (321169674).

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

274428342 is a wasteful number, since it uses less digits than its factorization.

274428342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25732 (or 25729 counting only the distinct ones).

The product of its digits is 86016, while the sum is 36.

The square root of 274428342 is about 16565.8788478004. The cubic root of 274428342 is about 649.8448087095.

The spelling of 274428342 in words is "two hundred seventy-four million, four hundred twenty-eight thousand, three hundred forty-two".