739998720 has 352 divisors, whose sum is σ = 2705970240. Its totient is φ = 191692800.

The previous prime is 739998697. The next prime is 739998751. The reversal of 739998720 is 27899937.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7326670 + ... + 7326770.

Almost surely, 2^739998720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 739998720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1352985120).

739998720 is an abundant number, since it is smaller than the sum of its proper divisors (1965971520).

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

739998720 is a wasteful number, since it uses less digits than its factorization.

739998720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The square root of 739998720 is about 27202.9174905928. The cubic root of 739998720 is about 904.5036481348.

The spelling of 739998720 in words is "seven hundred thirty-nine million, nine hundred ninety-eight thousand, seven hundred twenty".