4149738 has 16 divisors (see below), whose sum is σ = 9221760. Its totient is φ = 1383228.

The previous prime is 4149731. The next prime is 4149749. The reversal of 4149738 is 8379414.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4149731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38370 + ... + 38477.

It is an arithmetic number, because the mean of its divisors is an integer number (576360).

Almost surely, 2^4149738 is an apocalyptic number.

4149738 is an abundant number, since it is smaller than the sum of its proper divisors (5072022).

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

4149738 is a wasteful number, since it uses less digits than its factorization.

4149738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76858 (or 76852 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 4149738 is about 2037.0905723605. The cubic root of 4149738 is about 160.6966756578.

The spelling of 4149738 in words is "four million, one hundred forty-nine thousand, seven hundred thirty-eight".