3458378 has 32 divisors (see below), whose sum is σ = 6853248. Its totient is φ = 1267200.

The previous prime is 3458363. The next prime is 3458381. The reversal of 3458378 is 8738543.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1958 + ... + 3278.

It is an arithmetic number, because the mean of its divisors is an integer number (214164).

Almost surely, 2^3458378 is an apocalyptic number.

3458378 is a deficient number, since it is larger than the sum of its proper divisors (3394870).

3458378 is a wasteful number, since it uses less digits than its factorization.

3458378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358.

The product of its digits is 80640, while the sum is 38.

The square root of 3458378 is about 1859.6714763635. The cubic root of 3458378 is about 151.2251950306.

The spelling of 3458378 in words is "three million, four hundred fifty-eight thousand, three hundred seventy-eight".