274428842 has 8 divisors (see below), whose sum is σ = 413284032. Its totient is φ = 136667500.

The previous prime is 274428809. The next prime is 274428853. The reversal of 274428842 is 248824472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×274428842² = 150622378642921928, 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 274428842.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272834 + ... + 273837.

It is an arithmetic number, because the mean of its divisors is an integer number (51660504).

Almost surely, 2^274428842 is an apocalyptic number.

274428842 is a deficient number, since it is larger than the sum of its proper divisors (138855190).

274428842 is a wasteful number, since it uses less digits than its factorization.

274428842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546924.

The product of its digits is 229376, while the sum is 41.

The square root of 274428842 is about 16565.8939390544. The cubic root of 274428842 is about 649.8452033750.

The spelling of 274428842 in words is "two hundred seventy-four million, four hundred twenty-eight thousand, eight hundred forty-two".