3954605 has 8 divisors (see below), whose sum is σ = 4756992. Its totient is φ = 3156048.

The previous prime is 3954583. The next prime is 3954611. The reversal of 3954605 is 5064593.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3954605 - 2¹⁰ = 3953581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2384 + ... + 3686.

It is an arithmetic number, because the mean of its divisors is an integer number (594624).

Almost surely, 2^3954605 is an apocalyptic number.

It is an amenable number.

3954605 is a deficient number, since it is larger than the sum of its proper divisors (802387).

3954605 is a wasteful number, since it uses less digits than its factorization.

3954605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 3954605 is about 1988.6188674555. The cubic root of 3954605 is about 158.1373185318.

The spelling of 3954605 in words is "three million, nine hundred fifty-four thousand, six hundred five".