1974842562 has 32 divisors (see below), whose sum is σ = 4924283904. Its totient is φ = 512946000.

The previous prime is 1974842557. The next prime is 1974842563. The reversal of 1974842562 is 2652484791.

It is not an unprimeable number, because it can be changed into a prime (1974842563) 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 15 ways as a sum of consecutive naturals, for example, 2136814 + ... + 2137737.

It is an arithmetic number, because the mean of its divisors is an integer number (153883872).

Almost surely, 2^1974842562 is an apocalyptic number.

1974842562 is an abundant number, since it is smaller than the sum of its proper divisors (2949441342).

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

1974842562 is a wasteful number, since it uses less digits than its factorization.

1974842562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274574.

The product of its digits is 967680, while the sum is 48.

The square root of 1974842562 is about 44439.2007353868. The cubic root of 1974842562 is about 1254.6160128510.

The spelling of 1974842562 in words is "one billion, nine hundred seventy-four million, eight hundred forty-two thousand, five hundred sixty-two".