427387526 has 12 divisors (see below), whose sum is σ = 657103956. Its totient is φ = 208480080.

The previous prime is 427387511. The next prime is 427387547. The reversal of 427387526 is 625783724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60200 + ... + 66923.

It is an arithmetic number, because the mean of its divisors is an integer number (54758663).

Almost surely, 2^427387526 is an apocalyptic number.

427387526 is a deficient number, since it is larger than the sum of its proper divisors (229716430).

427387526 is a wasteful number, since it uses less digits than its factorization.

427387526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127207 (or 127166 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 427387526 is about 20673.3530420201. The cubic root of 427387526 is about 753.2525561878.

The spelling of 427387526 in words is "four hundred twenty-seven million, three hundred eighty-seven thousand, five hundred twenty-six".