714293721 has 20 divisors (see below), whose sum is σ = 1071214452. Its totient is φ = 474329088.

The previous prime is 714293711. The next prime is 714293729. The reversal of 714293721 is 127392417.

It can be written as a sum of positive squares in 2 ways, for example, as 514382400 + 199911321 = 22680^2 + 14139^2 .

It is not a de Polignac number, because 714293721 - 2⁵ = 714293689 is a prime.

It is a super-3 number, since 3×714293721³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (714293729) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3661 + ... + 37973.

Almost surely, 2^714293721 is an apocalyptic number.

It is an amenable number.

714293721 is a deficient number, since it is larger than the sum of its proper divisors (356920731).

714293721 is a wasteful number, since it uses less digits than its factorization.

714293721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34582 (or 34573 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 714293721 is about 26726.2739827309. The cubic root of 714293721 is about 893.9068751248.

The spelling of 714293721 in words is "seven hundred fourteen million, two hundred ninety-three thousand, seven hundred twenty-one".