374242490 has 16 divisors (see below), whose sum is σ = 680582952. Its totient is φ = 148153344.

The previous prime is 374242441. The next prime is 374242493. The reversal of 374242490 is 94242473.

It can be written as a sum of positive squares in 4 ways, for example, as 216413521 + 157828969 = 14711^2 + 12563^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 374242490.

It is not an unprimeable number, because it can be changed into a prime (374242493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191939 + ... + 193878.

Almost surely, 2^374242490 is an apocalyptic number.

374242490 is a deficient number, since it is larger than the sum of its proper divisors (306340462).

374242490 is a wasteful number, since it uses less digits than its factorization.

374242490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385921.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 374242490 is about 19345.3480196144. The cubic root of 374242490 is about 720.6388940704.

The spelling of 374242490 in words is "three hundred seventy-four million, two hundred forty-two thousand, four hundred ninety".