4126749 has 8 divisors (see below), whose sum is σ = 6002592. Its totient is φ = 2501040.

The previous prime is 4126697. The next prime is 4126757. The reversal of 4126749 is 9476214.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4126749 - 2⁷ = 4126621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 125053 = 4126749 / (4 + 1 + 2 + 6 + 7 + 4 + 9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4126769) 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, 62494 + ... + 62559.

It is an arithmetic number, because the mean of its divisors is an integer number (750324).

Almost surely, 2^4126749 is an apocalyptic number.

It is an amenable number.

4126749 is a deficient number, since it is larger than the sum of its proper divisors (1875843).

4126749 is a wasteful number, since it uses less digits than its factorization.

4126749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125067.

The product of its digits is 12096, while the sum is 33.

The square root of 4126749 is about 2031.4401295633. The cubic root of 4126749 is about 160.3993798729.

The spelling of 4126749 in words is "four million, one hundred twenty-six thousand, seven hundred forty-nine".