74001400 has 48 divisors (see below), whose sum is σ = 187700040. Its totient is φ = 26908800.

The previous prime is 74001379. The next prime is 74001401. The reversal of 74001400 is 410047.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74001401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14619 + ... + 19018.

Almost surely, 2^74001400 is an apocalyptic number.

It is an amenable number.

74001400 is an abundant number, since it is smaller than the sum of its proper divisors (113698640).

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

74001400 is a wasteful number, since it uses less digits than its factorization.

74001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33664 (or 33655 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 74001400 is about 8602.4066400049. The cubic root of 74001400 is about 419.8362929637.

Adding to 74001400 its reverse (410047), we get a palindrome (74411447).

The spelling of 74001400 in words is "seventy-four million, one thousand, four hundred".