1862974542 has 48 divisors (see below), whose sum is σ = 4401416448. Its totient is φ = 521108640.

The previous prime is 1862974517. The next prime is 1862974549. The reversal of 1862974542 is 2454792681.

It is a junction number, because it is equal to n+sod(n) for n = 1862974491 and 1862974500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1862974549) 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 23 ways as a sum of consecutive naturals, for example, 72358 + ... + 94665.

It is an arithmetic number, because the mean of its divisors is an integer number (91696176).

Almost surely, 2^1862974542 is an apocalyptic number.

1862974542 is an abundant number, since it is smaller than the sum of its proper divisors (2538441906).

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

1862974542 is a wasteful number, since it uses less digits than its factorization.

1862974542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167065 (or 167052 counting only the distinct ones).

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

The square root of 1862974542 is about 43162.1887999207. The cubic root of 1862974542 is about 1230.4641740722.

The spelling of 1862974542 in words is "one billion, eight hundred sixty-two million, nine hundred seventy-four thousand, five hundred forty-two".