427863734 has 4 divisors (see below), whose sum is σ = 641795604. Its totient is φ = 213931866.

The previous prime is 427863721. The next prime is 427863757. The reversal of 427863734 is 437368724.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106965932 + ... + 106965935.

It is an arithmetic number, because the mean of its divisors is an integer number (160448901).

Almost surely, 2^427863734 is an apocalyptic number.

427863734 is a deficient number, since it is larger than the sum of its proper divisors (213931870).

427863734 is a wasteful number, since it uses less digits than its factorization.

427863734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213931869.

The product of its digits is 677376, while the sum is 44.

The square root of 427863734 is about 20684.8672705435. The cubic root of 427863734 is about 753.5322178744.

The spelling of 427863734 in words is "four hundred twenty-seven million, eight hundred sixty-three thousand, seven hundred thirty-four".