74015000 has 80 divisors (see below), whose sum is σ = 176287320. Its totient is φ = 29120000.

The previous prime is 74014979. The next prime is 74015009. The reversal of 74015000 is 51047.

It is a happy number.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 74015000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74015009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 564935 + ... + 565065.

Almost surely, 2^74015000 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 74015000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88143660).

74015000 is an abundant number, since it is smaller than the sum of its proper divisors (102272320).

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

74015000 is a wasteful number, since it uses less digits than its factorization.

74015000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 74015000 is about 8603.1970801557. The cubic root of 74015000 is about 419.8620106026.

Adding to 74015000 its reverse (51047), we get a palindrome (74066047).

The spelling of 74015000 in words is "seventy-four million, fifteen thousand".