714916621 has 4 divisors (see below), whose sum is σ = 715082044. Its totient is φ = 714751200.

The previous prime is 714916603. The next prime is 714916651. The reversal of 714916621 is 126619417.

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

It can be written as a sum of positive squares in 2 ways, for example, as 434722500 + 280194121 = 20850^2 + 16739^2 .

It is a cyclic number.

It is not a de Polignac number, because 714916621 - 2¹⁵ = 714883853 is a prime.

It is a super-2 number, since 2×714916621² = 1022211549964115282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (714916651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76050 + ... + 84931.

It is an arithmetic number, because the mean of its divisors is an integer number (178770511).

Almost surely, 2^714916621 is an apocalyptic number.

It is an amenable number.

714916621 is a deficient number, since it is larger than the sum of its proper divisors (165423).

714916621 is a wasteful number, since it uses less digits than its factorization.

714916621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165422.

The product of its digits is 18144, while the sum is 37.

The square root of 714916621 is about 26737.9247698844. The cubic root of 714916621 is about 894.1666435263.

It can be divided in two parts, 714 and 916621, that added together give a triangular number (917335 = T₁₃₅₄).

The spelling of 714916621 in words is "seven hundred fourteen million, nine hundred sixteen thousand, six hundred twenty-one".