1409394200 has 48 divisors (see below), whose sum is σ = 3389850000. Its totient is φ = 544315520.

The previous prime is 1409394169. The next prime is 1409394209. The reversal of 1409394200 is 24939041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1409394209) 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, 115700 + ... + 127299.

It is an arithmetic number, because the mean of its divisors is an integer number (70621875).

Almost surely, 2^1409394200 is an apocalyptic number.

1409394200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1409394200 is an abundant number, since it is smaller than the sum of its proper divisors (1980455800).

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

1409394200 is a wasteful number, since it uses less digits than its factorization.

1409394200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243044 (or 243035 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1409394200 is about 37541.8992593609. The cubic root of 1409394200 is about 1121.1855537116.

The spelling of 1409394200 in words is "one billion, four hundred nine million, three hundred ninety-four thousand, two hundred".