4287394 has 8 divisors (see below), whose sum is σ = 6440220. Its totient is φ = 2140656.

The previous prime is 4287379. The next prime is 4287403. The reversal of 4287394 is 4937824.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4052169 + 235225 = 2013^2 + 485^2 .

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

It is a super-2 number, since 2×4287394² = 36763494622472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1252 + ... + 3184.

Almost surely, 2^4287394 is an apocalyptic number.

4287394 is a deficient number, since it is larger than the sum of its proper divisors (2152826).

4287394 is a wasteful number, since it uses less digits than its factorization.

4287394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3044.

The product of its digits is 48384, while the sum is 37.

The square root of 4287394 is about 2070.6023278264. The cubic root of 4287394 is about 162.4542703670.

The spelling of 4287394 in words is "four million, two hundred eighty-seven thousand, three hundred ninety-four".