739920871 has 4 divisors (see below), whose sum is σ = 741505752. Its totient is φ = 738335992.

The previous prime is 739920799. The next prime is 739920901. The reversal of 739920871 is 178029937.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 739920871 - 2¹⁵ = 739888103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (739923871) 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, 791740 + ... + 792673.

It is an arithmetic number, because the mean of its divisors is an integer number (185376438).

Almost surely, 2^739920871 is an apocalyptic number.

739920871 is a deficient number, since it is larger than the sum of its proper divisors (1584881).

739920871 is a wasteful number, since it uses less digits than its factorization.

739920871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584880.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 739920871 is about 27201.4865586423. The cubic root of 739920871 is about 904.4719286322.

The spelling of 739920871 in words is "seven hundred thirty-nine million, nine hundred twenty thousand, eight hundred seventy-one".