3948435 has 12 divisors (see below), whose sum is σ = 6844032. Its totient is φ = 2105808.

The previous prime is 3948431. The next prime is 3948463. The reversal of 3948435 is 5348493.

It is not a de Polignac number, because 3948435 - 2² = 3948431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3948435.

It is not an unprimeable number, because it can be changed into a prime (3948431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43827 + ... + 43916.

It is an arithmetic number, because the mean of its divisors is an integer number (570336).

Almost surely, 2^3948435 is an apocalyptic number.

3948435 is a deficient number, since it is larger than the sum of its proper divisors (2895597).

3948435 is a wasteful number, since it uses less digits than its factorization.

3948435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87754 (or 87751 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3948435 is about 1987.0669339506. The cubic root of 3948435 is about 158.0550334380.

It can be divided in two parts, 3 and 948435, that multiplied together give a triangular number (2845305 = T₂₃₈₅).

The spelling of 3948435 in words is "three million, nine hundred forty-eight thousand, four hundred thirty-five".