3653954 has 4 divisors (see below), whose sum is σ = 5480934. Its totient is φ = 1826976.

The previous prime is 3653911. The next prime is 3653959. The reversal of 3653954 is 4593563.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3323329 + 330625 = 1823^2 + 575^2 .

It is not an unprimeable number, because it can be changed into a prime (3653959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 913487 + ... + 913490.

Almost surely, 2^3653954 is an apocalyptic number.

3653954 is a deficient number, since it is larger than the sum of its proper divisors (1826980).

3653954 is a wasteful number, since it uses less digits than its factorization.

3653954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826979.

The product of its digits is 48600, while the sum is 35.

The square root of 3653954 is about 1911.5318464519. The cubic root of 3653954 is about 154.0237496402.

The spelling of 3653954 in words is "three million, six hundred fifty-three thousand, nine hundred fifty-four".