3489378 has 16 divisors (see below), whose sum is σ = 7097760. Its totient is φ = 1143296.

The previous prime is 3489373. The next prime is 3489389. The reversal of 3489378 is 8739843.

3489378 = 29⁴ + 30⁴ + ... + 32⁴.

It is not an unprimeable number, because it can be changed into a prime (3489371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4575 + ... + 5282.

It is an arithmetic number, because the mean of its divisors is an integer number (443610).

Almost surely, 2^3489378 is an apocalyptic number.

3489378 is an abundant number, since it is smaller than the sum of its proper divisors (3608382).

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

3489378 is a wasteful number, since it uses less digits than its factorization.

3489378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9921.

The product of its digits is 145152, while the sum is 42.

The square root of 3489378 is about 1867.9876873256. The cubic root of 3489378 is about 151.6756993909.

The spelling of 3489378 in words is "three million, four hundred eighty-nine thousand, three hundred seventy-eight".