3467421 has 16 divisors (see below), whose sum is σ = 5174400. Its totient is φ = 2294784.

The previous prime is 3467383. The next prime is 3467437. The reversal of 3467421 is 1247643.

It is not a de Polignac number, because 3467421 - 2⁶ = 3467357 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3467221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4125 + ... + 4893.

It is an arithmetic number, because the mean of its divisors is an integer number (323400).

Almost surely, 2^3467421 is an apocalyptic number.

It is an amenable number.

3467421 is a deficient number, since it is larger than the sum of its proper divisors (1706979).

3467421 is a wasteful number, since it uses less digits than its factorization.

3467421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 939 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 3467421 is about 1862.1012324791. The cubic root of 3467421 is about 151.3568886766.

The spelling of 3467421 in words is "three million, four hundred sixty-seven thousand, four hundred twenty-one".