3949435 has 16 divisors (see below), whose sum is σ = 5702400. Its totient is φ = 2565216.

The previous prime is 3949433. The next prime is 3949441. The reversal of 3949435 is 5349493.

It is a cyclic number.

It is not a de Polignac number, because 3949435 - 2¹ = 3949433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3949394 and 3949403.

It is not an unprimeable number, because it can be changed into a prime (3949433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2305 + ... + 3634.

It is an arithmetic number, because the mean of its divisors is an integer number (356400).

Almost surely, 2^3949435 is an apocalyptic number.

3949435 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3949435 is a deficient number, since it is larger than the sum of its proper divisors (1752965).

3949435 is a wasteful number, since it uses less digits than its factorization.

3949435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5970.

The product of its digits is 58320, while the sum is 37.

The square root of 3949435 is about 1987.3185451759. The cubic root of 3949435 is about 158.0683755758.

The spelling of 3949435 in words is "three million, nine hundred forty-nine thousand, four hundred thirty-five".