1421893074 has 48 divisors (see below), whose sum is σ = 3451923648. Its totient is φ = 388590048.

The previous prime is 1421893069. The next prime is 1421893111. The reversal of 1421893074 is 4703981241.

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, 98377 + ... + 111900.

It is an arithmetic number, because the mean of its divisors is an integer number (71915076).

Almost surely, 2^1421893074 is an apocalyptic number.

1421893074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1421893074 is an abundant number, since it is smaller than the sum of its proper divisors (2030030574).

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

1421893074 is a wasteful number, since it uses less digits than its factorization.

1421893074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210319 (or 210312 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 1421893074 is about 37707.9974806406. The cubic root of 1421893074 is about 1124.4901258873.

The spelling of 1421893074 in words is "one billion, four hundred twenty-one million, eight hundred ninety-three thousand, seventy-four".