427929724 has 6 divisors (see below), whose sum is σ = 748877024. Its totient is φ = 213964860.

The previous prime is 427929659. The next prime is 427929727.

427929724 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427929727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53491212 + ... + 53491219.

Almost surely, 2^427929724 is an apocalyptic number.

It is an amenable number.

427929724 is a deficient number, since it is larger than the sum of its proper divisors (320947300).

427929724 is a wasteful number, since it uses less digits than its factorization.

427929724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106982435 (or 106982433 counting only the distinct ones).

The product of its digits is 508032, while the sum is 46.

The square root of 427929724 is about 20686.4623365137. The cubic root of 427929724 is about 753.5709553126.

The spelling of 427929724 in words is "four hundred twenty-seven million, nine hundred twenty-nine thousand, seven hundred twenty-four".