1402201800 has 96 divisors (see below), whose sum is σ = 4829824800. Its totient is φ = 373919040.

The previous prime is 1402201799. The next prime is 1402201811. The reversal of 1402201800 is 81022041.

1402201800 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124434 + ... + 135233.

It is an arithmetic number, because the mean of its divisors is an integer number (50310675).

Almost surely, 2^1402201800 is an apocalyptic number.

1402201800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402201800 is an abundant number, since it is smaller than the sum of its proper divisors (3427623000).

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

1402201800 is a wasteful number, since it uses less digits than its factorization.

1402201800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259692 (or 259677 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1402201800 is about 37445.9850985389. The cubic root of 1402201800 is about 1119.2750942656.

Adding to 1402201800 its reverse (81022041), we get a palindrome (1483223841).

The spelling of 1402201800 in words is "one billion, four hundred two million, two hundred one thousand, eight hundred".