420095136 has 48 divisors (see below), whose sum is σ = 1138330368. Its totient is φ = 135513600.

The previous prime is 420095129. The next prime is 420095147. The reversal of 420095136 is 631590024.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67605 + ... + 73556.

It is an arithmetic number, because the mean of its divisors is an integer number (23715216).

Almost surely, 2^420095136 is an apocalyptic number.

It is an amenable number.

420095136 is an abundant number, since it is smaller than the sum of its proper divisors (718235232).

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

420095136 is a wasteful number, since it uses less digits than its factorization.

420095136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141205 (or 141197 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 420095136 is about 20496.2224812281. Note that the first 3 decimals coincide. The cubic root of 420095136 is about 748.9437790057.

The spelling of 420095136 in words is "four hundred twenty million, ninety-five thousand, one hundred thirty-six".