3926629 has 16 divisors (see below), whose sum is σ = 4849920. Its totient is φ = 3108336.

The previous prime is 3926623. The next prime is 3926633. The reversal of 3926629 is 9266293.

It is not a de Polignac number, because 3926629 - 2³ = 3926621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3926621) 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, 135387 + ... + 135415.

It is an arithmetic number, because the mean of its divisors is an integer number (303120).

Almost surely, 2^3926629 is an apocalyptic number.

It is an amenable number.

3926629 is a deficient number, since it is larger than the sum of its proper divisors (923291).

3926629 is an frugal number, since it uses more digits than its factorization.

3926629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 59 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

The square root of 3926629 is about 1981.5723554794. The cubic root of 3926629 is about 157.7635329370.

It can be divided in two parts, 392 and 6629, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 3926629 in words is "three million, nine hundred twenty-six thousand, six hundred twenty-nine".