3854739 has 16 divisors (see below), whose sum is σ = 6183680. Its totient is φ = 2086560.

The previous prime is 3854737. The next prime is 3854749. The reversal of 3854739 is 9374583.

It is not a de Polignac number, because 3854739 - 2¹ = 3854737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3854697 and 3854706.

It is not an unprimeable number, because it can be changed into a prime (3854737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4432 + ... + 5229.

It is an arithmetic number, because the mean of its divisors is an integer number (386480).

Almost surely, 2^3854739 is an apocalyptic number.

3854739 is a deficient number, since it is larger than the sum of its proper divisors (2328941).

3854739 is a wasteful number, since it uses less digits than its factorization.

3854739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690.

The product of its digits is 90720, while the sum is 39.

The square root of 3854739 is about 1963.3489246693. The cubic root of 3854739 is about 156.7948013643.

The spelling of 3854739 in words is "three million, eight hundred fifty-four thousand, seven hundred thirty-nine".