427457272 has 32 divisors (see below), whose sum is σ = 883375920. Its totient is φ = 192291840.

The previous prime is 427457257. The next prime is 427457287. The reversal of 427457272 is 272754724.

It is an interprime number because it is at equal distance from previous prime (427457257) and next prime (427457287).

It is a congruent number.

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, 16503 + ... + 33574.

Almost surely, 2^427457272 is an apocalyptic number.

It is an amenable number.

427457272 is an abundant number, since it is smaller than the sum of its proper divisors (455918648).

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

427457272 is a wasteful number, since it uses less digits than its factorization.

427457272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50191 (or 50187 counting only the distinct ones).

The product of its digits is 219520, while the sum is 40.

The square root of 427457272 is about 20675.0398306751. The cubic root of 427457272 is about 753.2935287572.

The spelling of 427457272 in words is "four hundred twenty-seven million, four hundred fifty-seven thousand, two hundred seventy-two".