2042475400 has 48 divisors (see below), whose sum is σ = 5427152640. Its totient is φ = 700276800.

The previous prime is 2042475397. The next prime is 2042475419. The reversal of 2042475400 is 45742402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 728056 + ... + 730855.

It is an arithmetic number, because the mean of its divisors is an integer number (113065680).

Almost surely, 2^2042475400 is an apocalyptic number.

2042475400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042475400 is an abundant number, since it is smaller than the sum of its proper divisors (3384677240).

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

2042475400 is a wasteful number, since it uses less digits than its factorization.

2042475400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458934 (or 1458925 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 2042475400 is about 45193.7539932234. The cubic root of 2042475400 is about 1268.7779179633. Note that the first 3 decimals are identical.

The spelling of 2042475400 in words is "two billion, forty-two million, four hundred seventy-five thousand, four hundred".