1504401420 has 48 divisors (see below), whose sum is σ = 4221907200. Its totient is φ = 400261056.

The previous prime is 1504401401. The next prime is 1504401461. The reversal of 1504401420 is 241044051.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1720 + ... + 54879.

It is an arithmetic number, because the mean of its divisors is an integer number (87956400).

Almost surely, 2^1504401420 is an apocalyptic number.

1504401420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1504401420 is an abundant number, since it is smaller than the sum of its proper divisors (2717505780).

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

1504401420 is a wasteful number, since it uses less digits than its factorization.

1504401420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57054 (or 57052 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1504401420 is about 38786.6139280036. The cubic root of 1504401420 is about 1145.8327865944.

Adding to 1504401420 its reverse (241044051), we get a palindrome (1745445471).

The spelling of 1504401420 in words is "one billion, five hundred four million, four hundred one thousand, four hundred twenty".