3402918 has 64 divisors (see below), whose sum is σ = 8164800. Its totient is φ = 1048320.

The previous prime is 3402913. The next prime is 3402923. The reversal of 3402918 is 8192043.

It is an interprime number because it is at equal distance from previous prime (3402913) and next prime (3402923).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3402891 and 3402900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3402911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64180 + ... + 64232.

It is an arithmetic number, because the mean of its divisors is an integer number (127575).

Almost surely, 2^3402918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3402918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4082400).

3402918 is an abundant number, since it is smaller than the sum of its proper divisors (4761882).

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

3402918 is a wasteful number, since it uses less digits than its factorization.

3402918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3402918 is about 1844.6999756058. The cubic root of 3402918 is about 150.4124647791.

The spelling of 3402918 in words is "three million, four hundred two thousand, nine hundred eighteen".