1404401200 has 60 divisors (see below), whose sum is σ = 3378299400. Its totient is φ = 561057280.

The previous prime is 1404401197. The next prime is 1404401203. The reversal of 1404401200 is 21044041.

It is an interprime number because it is at equal distance from previous prime (1404401197) and next prime (1404401203).

It is a super-2 number, since 2×1404401200² = 3944685461122880000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1404401203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 417927 + ... + 421273.

It is an arithmetic number, because the mean of its divisors is an integer number (56304990).

Almost surely, 2^1404401200 is an apocalyptic number.

1404401200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404401200 is an abundant number, since it is smaller than the sum of its proper divisors (1973898200).

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

1404401200 is a wasteful number, since it uses less digits than its factorization.

1404401200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4414 (or 4403 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1404401200 is about 37475.3412259315. The cubic root of 1404401200 is about 1119.8599952546.

Adding to 1404401200 its reverse (21044041), we get a palindrome (1425445241).

The spelling of 1404401200 in words is "one billion, four hundred four million, four hundred one thousand, two hundred".