739980 has 36 divisors (see below), whose sum is σ = 2245152. Its totient is φ = 197280.

The previous prime is 739969. The next prime is 740011. The reversal of 739980 is 89937.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

739980 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1876 + ... + 2235.

2⁷³⁹⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

739980 is an abundant number, since it is smaller than the sum of its proper divisors (1505172).

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

739980 is a wasteful number, since it uses less digits than its factorization.

739980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 739980 is about 860.2209018618. The cubic root of 739980 is about 90.4496020891.

The spelling of 739980 in words is "seven hundred thirty-nine thousand, nine hundred eighty".