3974635 has 12 divisors (see below), whose sum is σ = 5548608. Its totient is φ = 2725296.

The previous prime is 3974623. The next prime is 3974657. The reversal of 3974635 is 5364793.

It is not a de Polignac number, because 3974635 - 2¹⁹ = 3450347 is a prime.

It is a d-powerful number, because it can be written as 3⁶ + 9 + 7⁶ + 4⁹ + 6⁶ + 3¹³ + 5⁹ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3974594 and 3974603.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7867 + ... + 8356.

It is an arithmetic number, because the mean of its divisors is an integer number (462384).

Almost surely, 2^3974635 is an apocalyptic number.

3974635 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3974635 is a deficient number, since it is larger than the sum of its proper divisors (1573973).

3974635 is a wasteful number, since it uses less digits than its factorization.

3974635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16242 (or 16235 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 3974635 is about 1993.6486651364. The cubic root of 3974635 is about 158.4038565491.

The spelling of 3974635 in words is "three million, nine hundred seventy-four thousand, six hundred thirty-five".