3749426457 has 32 divisors (see below), whose sum is σ = 5895278592. Its totient is φ = 2075272704.

The previous prime is 3749426441. The next prime is 3749426467. The reversal of 3749426457 is 7546249473.

It is a happy number.

It is not a de Polignac number, because 3749426457 - 2⁴ = 3749426441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3749426407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76158 + ... + 115320.

It is an arithmetic number, because the mean of its divisors is an integer number (184227456).

Almost surely, 2^3749426457 is an apocalyptic number.

It is an amenable number.

3749426457 is a deficient number, since it is larger than the sum of its proper divisors (2145852135).

3749426457 is a wasteful number, since it uses less digits than its factorization.

3749426457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39317.

The product of its digits is 5080320, while the sum is 51.

The square root of 3749426457 is about 61232.5604315221. The cubic root of 3749426457 is about 1553.5370430962.

The spelling of 3749426457 in words is "three billion, seven hundred forty-nine million, four hundred twenty-six thousand, four hundred fifty-seven".