427015772 has 12 divisors (see below), whose sum is σ = 748153560. Its totient is φ = 213257616.

The previous prime is 427015759. The next prime is 427015837. The reversal of 427015772 is 277510724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58703 + ... + 65574.

It is an arithmetic number, because the mean of its divisors is an integer number (62346130).

Almost surely, 2^427015772 is an apocalyptic number.

It is an amenable number.

427015772 is a deficient number, since it is larger than the sum of its proper divisors (321137788).

427015772 is a wasteful number, since it uses less digits than its factorization.

427015772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125140 (or 125138 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 35.

The square root of 427015772 is about 20664.3599465360. The cubic root of 427015772 is about 753.0340925654.

The spelling of 427015772 in words is "four hundred twenty-seven million, fifteen thousand, seven hundred seventy-two".