4212394 has 4 divisors (see below), whose sum is σ = 6318594. Its totient is φ = 2106196.

The previous prime is 4212371. The next prime is 4212401. The reversal of 4212394 is 4932124.

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., 3186225 + 1026169 = 1785^2 + 1013^2 .

It is a super-2 number, since 2×4212394² = 35488526422472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053097 + ... + 1053100.

Almost surely, 2^4212394 is an apocalyptic number.

4212394 is a deficient number, since it is larger than the sum of its proper divisors (2106200).

4212394 is a wasteful number, since it uses less digits than its factorization.

4212394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106199.

The product of its digits is 1728, while the sum is 25.

The square root of 4212394 is about 2052.4117520615. The cubic root of 4212394 is about 161.5014137844.

The spelling of 4212394 in words is "four million, two hundred twelve thousand, three hundred ninety-four".