3437990 has 8 divisors (see below), whose sum is σ = 6188400. Its totient is φ = 1375192.

The previous prime is 3437963. The next prime is 3438007. The reversal of 3437990 is 997343.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3437990.

It is a congruent number.

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, 171890 + ... + 171909.

It is an arithmetic number, because the mean of its divisors is an integer number (773550).

Almost surely, 2^3437990 is an apocalyptic number.

3437990 is a deficient number, since it is larger than the sum of its proper divisors (2750410).

3437990 is a wasteful number, since it uses less digits than its factorization.

3437990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343806.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 3437990 is about 1854.1817602382. The cubic root of 3437990 is about 150.9274390787.

The spelling of 3437990 in words is "three million, four hundred thirty-seven thousand, nine hundred ninety".