427290224 has 20 divisors (see below), whose sum is σ = 828760944. Its totient is φ = 213416448.

The previous prime is 427290211. The next prime is 427290229. The reversal of 427290224 is 422092724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427290229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664 + ... + 29280.

Almost surely, 2^427290224 is an apocalyptic number.

It is an amenable number.

427290224 is a deficient number, since it is larger than the sum of its proper divisors (401470720).

427290224 is a wasteful number, since it uses less digits than its factorization.

427290224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28592 (or 28586 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 427290224 is about 20670.9995887959. Note that the first 3 decimals coincide. The cubic root of 427290224 is about 753.1953882870.

The spelling of 427290224 in words is "four hundred twenty-seven million, two hundred ninety thousand, two hundred twenty-four".