427913739 has 32 divisors (see below), whose sum is σ = 713902080. Its totient is φ = 250970400.

The previous prime is 427913729. The next prime is 427913741. The reversal of 427913739 is 937319724.

427913739 is a `hidden beast` number, since 4 + 279 + 1 + 373 + 9 = 666.

It is not a de Polignac number, because 427913739 - 2⁴ = 427913723 is a prime.

It is a super-2 number, since 2×427913739² = 366220336049920242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 427913694 and 427913703.

It is not an unprimeable number, because it can be changed into a prime (427913729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14032 + ... + 32445.

It is an arithmetic number, because the mean of its divisors is an integer number (22309440).

Almost surely, 2^427913739 is an apocalyptic number.

427913739 is a deficient number, since it is larger than the sum of its proper divisors (285988341).

427913739 is a wasteful number, since it uses less digits than its factorization.

427913739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46528 (or 46522 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 427913739 is about 20686.0759691151. The cubic root of 427913739 is about 753.5615721662.

The spelling of 427913739 in words is "four hundred twenty-seven million, nine hundred thirteen thousand, seven hundred thirty-nine".