713771520 has 640 divisors, whose sum is σ = 3054661632. Its totient is φ = 137625600.

The previous prime is 713771483. The next prime is 713771543. The reversal of 713771520 is 25177317.

It is a tau number, because it is divible by the number of its divisors (640).

It is a super-2 number, since 2×713771520² = 1018939565526220800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10053085 + ... + 10053155.

Almost surely, 2^713771520 is an apocalyptic number.

713771520 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 713771520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1527330816).

713771520 is an abundant number, since it is smaller than the sum of its proper divisors (2340890112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

713771520 is a wasteful number, since it uses less digits than its factorization.

713771520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 10290, while the sum is 33.

The square root of 713771520 is about 26716.5027651450. The cubic root of 713771520 is about 893.6889848969.

The spelling of 713771520 in words is "seven hundred thirteen million, seven hundred seventy-one thousand, five hundred twenty".