4149494 has 12 divisors (see below), whose sum is σ = 6448884. Its totient is φ = 2002392.

The previous prime is 4149493. The next prime is 4149517. The reversal of 4149494 is 4949414.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4149493) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 449 + ... + 2915.

It is an arithmetic number, because the mean of its divisors is an integer number (537407).

Almost surely, 2^4149494 is an apocalyptic number.

4149494 is a deficient number, since it is larger than the sum of its proper divisors (2299390).

4149494 is a wasteful number, since it uses less digits than its factorization.

4149494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527 (or 2498 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 4149494 is about 2037.0306821450. The cubic root of 4149494 is about 160.6935260005.

The spelling of 4149494 in words is "four million, one hundred forty-nine thousand, four hundred ninety-four".