3478730 has 8 divisors (see below), whose sum is σ = 6261732. Its totient is φ = 1391488.

The previous prime is 3478721. The next prime is 3478747. The reversal of 3478730 is 378743.

It can be written as a sum of positive squares in 2 ways, for example, as 3301489 + 177241 = 1817^2 + 421^2 .

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

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, 173927 + ... + 173946.

Almost surely, 2^3478730 is an apocalyptic number.

3478730 is a deficient number, since it is larger than the sum of its proper divisors (2783002).

3478730 is a wasteful number, since it uses less digits than its factorization.

3478730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347880.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 3478730 is about 1865.1353838261. The cubic root of 3478730 is about 151.5212603638.

The spelling of 3478730 in words is "three million, four hundred seventy-eight thousand, seven hundred thirty".