738660 has 48 divisors (see below), whose sum is σ = 2229696. Its totient is φ = 181632.

The previous prime is 738643. The next prime is 738677. The reversal of 738660 is 66837.

It is an interprime number because it is at equal distance from previous prime (738643) and next prime (738677).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307 + ... + 1253.

It is an arithmetic number, because the mean of its divisors is an integer number (46452).

2⁷³⁸⁶⁶⁰ 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 738660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1114848).

738660 is an abundant number, since it is smaller than the sum of its proper divisors (1491036).

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

738660 is a wasteful number, since it uses less digits than its factorization.

738660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 738660 is about 859.4533146134. The cubic root of 738660 is about 90.3957877798.

The spelling of 738660 in words is "seven hundred thirty-eight thousand, six hundred sixty".