437394 has 16 divisors (see below), whose sum is σ = 881280. Its totient is φ = 144720.

The previous prime is 437389. The next prime is 437401. The reversal of 437394 is 493734.

It is a super-2 number, since 2×437394² = 382627022472, which contains 22 as substring.

It is an unprimeable number.

437394 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479 + ... + 1749.

It is an arithmetic number, because the mean of its divisors is an integer number (55080).

2⁴³⁷³⁹⁴ is an apocalyptic number.

437394 is an abundant number, since it is smaller than the sum of its proper divisors (443886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

437394 is a wasteful number, since it uses less digits than its factorization.

437394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545.

The product of its digits is 9072, while the sum is 30.

The square root of 437394 is about 661.3576944438. The cubic root of 437394 is about 75.9085927839.

The spelling of 437394 in words is "four hundred thirty-seven thousand, three hundred ninety-four".