74670 has 32 divisors (see below), whose sum is σ = 190080. Its totient is φ = 18720.

The previous prime is 74653. The next prime is 74687. The reversal of 74670 is 7647.

It is an interprime number because it is at equal distance from previous prime (74653) and next prime (74687).

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 74670.

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, 505 + ... + 635.

It is an arithmetic number, because the mean of its divisors is an integer number (5940).

2⁷⁴⁶⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95040).

74670 is an abundant number, since it is smaller than the sum of its proper divisors (115410).

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

74670 is a wasteful number, since it uses less digits than its factorization.

74670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 74670 is about 273.2581197330. The cubic root of 74670 is about 42.1096905980.

The spelling of 74670 in words is "seventy-four thousand, six hundred seventy".