3949654 has 8 divisors (see below), whose sum is σ = 5941728. Its totient is φ = 1969080.

The previous prime is 3949651. The next prime is 3949657. The reversal of 3949654 is 4569493.

It is an interprime number because it is at equal distance from previous prime (3949651) and next prime (3949657).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957 + ... + 3424.

It is an arithmetic number, because the mean of its divisors is an integer number (742716).

Almost surely, 2^3949654 is an apocalyptic number.

3949654 is a deficient number, since it is larger than the sum of its proper divisors (1992074).

3949654 is a wasteful number, since it uses less digits than its factorization.

3949654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5750.

The product of its digits is 116640, while the sum is 40.

The square root of 3949654 is about 1987.3736437822. The cubic root of 3949654 is about 158.0712972034.

The spelling of 3949654 in words is "three million, nine hundred forty-nine thousand, six hundred fifty-four".