427475136 has 56 divisors (see below), whose sum is σ = 1233854784. Its totient is φ = 129537280.

The previous prime is 427475131. The next prime is 427475137. The reversal of 427475136 is 631574724.

It is a junction number, because it is equal to n+sod(n) for n = 427475094 and 427475103.

It is not an unprimeable number, because it can be changed into a prime (427475131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99090 + ... + 103313.

Almost surely, 2^427475136 is an apocalyptic number.

It is an amenable number.

427475136 is an abundant number, since it is smaller than the sum of its proper divisors (806379648).

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

427475136 is a wasteful number, since it uses less digits than its factorization.

427475136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202429 (or 202419 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 427475136 is about 20675.4718446762. The cubic root of 427475136 is about 753.3040223192.

The spelling of 427475136 in words is "four hundred twenty-seven million, four hundred seventy-five thousand, one hundred thirty-six".