3401172 has 18 divisors (see below), whose sum is σ = 8597498. Its totient is φ = 1133712.

The previous prime is 3401159. The next prime is 3401183. The reversal of 3401172 is 2711043.

It can be written as a sum of positive squares in only one way, i.e., 3370896 + 30276 = 1836^2 + 174^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 47203 + ... + 47274.

Almost surely, 2^3401172 is an apocalyptic number.

It is an amenable number.

3401172 is an abundant number, since it is smaller than the sum of its proper divisors (5196326).

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

3401172 is a wasteful number, since it uses less digits than its factorization.

3401172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94487 (or 94482 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 3401172 is about 1844.2266671968. The cubic root of 3401172 is about 150.3867353814.

The spelling of 3401172 in words is "three million, four hundred one thousand, one hundred seventy-two".