1842400052 has 24 divisors (see below), whose sum is σ = 3320088576. Its totient is φ = 893935008.

The previous prime is 1842400051. The next prime is 1842400069. The reversal of 1842400052 is 2500042481.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1842399994 and 1842400030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1842400051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40433 + ... + 72935.

It is an arithmetic number, because the mean of its divisors is an integer number (138337024).

Almost surely, 2^1842400052 is an apocalyptic number.

It is an amenable number.

1842400052 is a deficient number, since it is larger than the sum of its proper divisors (1477688524).

1842400052 is a wasteful number, since it uses less digits than its factorization.

1842400052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32927 (or 32925 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1842400052 is about 42923.1878126497. The cubic root of 1842400052 is about 1225.9176912507.

The spelling of 1842400052 in words is "one billion, eight hundred forty-two million, four hundred thousand, fifty-two".