427348146 has 16 divisors (see below), whose sum is σ = 862261344. Its totient is φ = 141188544.

The previous prime is 427348139. The next prime is 427348153. The reversal of 427348146 is 641843724.

It is an interprime number because it is at equal distance from previous prime (427348139) and next prime (427348153).

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, 314476 + ... + 315831.

It is an arithmetic number, because the mean of its divisors is an integer number (53891334).

Almost surely, 2^427348146 is an apocalyptic number.

427348146 is an abundant number, since it is smaller than the sum of its proper divisors (434913198).

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

427348146 is a wasteful number, since it uses less digits than its factorization.

427348146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630425.

The product of its digits is 129024, while the sum is 39.

The square root of 427348146 is about 20672.4005862890. The cubic root of 427348146 is about 753.2294202787.

The spelling of 427348146 in words is "four hundred twenty-seven million, three hundred forty-eight thousand, one hundred forty-six".