274242402 has 64 divisors (see below), whose sum is σ = 737475840. Its totient is φ = 73744128.

The previous prime is 274242389. The next prime is 274242407. The reversal of 274242402 is 204242472.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (274242407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14913 + ... + 27764.

It is an arithmetic number, because the mean of its divisors is an integer number (11523060).

Almost surely, 2^274242402 is an apocalyptic number.

274242402 is an abundant number, since it is smaller than the sum of its proper divisors (463233438).

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

274242402 is a wasteful number, since it uses less digits than its factorization.

274242402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42712 (or 42706 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 274242402 is about 16560.2657587371. The cubic root of 274242402 is about 649.6980072491.

Adding to 274242402 its reverse (204242472), we get a palindrome (478484874).

The spelling of 274242402 in words is "two hundred seventy-four million, two hundred forty-two thousand, four hundred two".