4149144 has 80 divisors (see below), whose sum is σ = 12269400. Its totient is φ = 1306368.

The previous prime is 4149137. The next prime is 4149151. The reversal of 4149144 is 4419414.

It is an interprime number because it is at equal distance from previous prime (4149137) and next prime (4149151).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12144 + ... + 12480.

Almost surely, 2^4149144 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 4149144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6134700).

4149144 is an abundant number, since it is smaller than the sum of its proper divisors (8120256).

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

4149144 is a wasteful number, since it uses less digits than its factorization.

4149144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 361 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 4149144 is about 2036.9447709744. The cubic root of 4149144 is about 160.6890078339.

The spelling of 4149144 in words is "four million, one hundred forty-nine thousand, one hundred forty-four".