1421475396 has 48 divisors (see below), whose sum is σ = 3653465088. Its totient is φ = 426564000.

The previous prime is 1421475389. The next prime is 1421475401. The reversal of 1421475396 is 6935741241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38680 + ... + 65871.

It is an arithmetic number, because the mean of its divisors is an integer number (76113856).

Almost surely, 2^1421475396 is an apocalyptic number.

It is an amenable number.

1421475396 is an abundant number, since it is smaller than the sum of its proper divisors (2231989692).

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

1421475396 is a wasteful number, since it uses less digits than its factorization.

1421475396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104672 (or 104670 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 1421475396 is about 37702.4587527127. The cubic root of 1421475396 is about 1124.3800095943.

The spelling of 1421475396 in words is "one billion, four hundred twenty-one million, four hundred seventy-five thousand, three hundred ninety-six".