3538394 has 4 divisors (see below), whose sum is σ = 5307594. Its totient is φ = 1769196.

The previous prime is 3538391. The next prime is 3538399. The reversal of 3538394 is 4938353.

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., 2512225 + 1026169 = 1585^2 + 1013^2 .

It is not an unprimeable number, because it can be changed into a prime (3538391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884597 + ... + 884600.

Almost surely, 2^3538394 is an apocalyptic number.

3538394 is a deficient number, since it is larger than the sum of its proper divisors (1769200).

3538394 is a wasteful number, since it uses less digits than its factorization.

3538394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769199.

The product of its digits is 38880, while the sum is 35.

The square root of 3538394 is about 1881.0619341213. The cubic root of 3538394 is about 152.3826060615.

The spelling of 3538394 in words is "three million, five hundred thirty-eight thousand, three hundred ninety-four".