3492978 has 16 divisors (see below), whose sum is σ = 7091040. Its totient is φ = 1146816.

The previous prime is 3492971. The next prime is 3492989. The reversal of 3492978 is 8792943.

3492978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3492971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3943 + ... + 4746.

It is an arithmetic number, because the mean of its divisors is an integer number (443190).

Almost surely, 2^3492978 is an apocalyptic number.

3492978 is an abundant number, since it is smaller than the sum of its proper divisors (3598062).

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

3492978 is a wasteful number, since it uses less digits than its factorization.

3492978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8761.

The product of its digits is 108864, while the sum is 42.

The square root of 3492978 is about 1868.9510426975. The cubic root of 3492978 is about 151.7278428622.

The spelling of 3492978 in words is "three million, four hundred ninety-two thousand, nine hundred seventy-eight".