3429975 has 48 divisors (see below), whose sum is σ = 6249600. Its totient is φ = 1653120.

The previous prime is 3429961. The next prime is 3429977. The reversal of 3429975 is 5799243.

It is not a de Polignac number, because 3429975 - 2¹² = 3425879 is a prime.

3429975 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3429977) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41284 + ... + 41366.

It is an arithmetic number, because the mean of its divisors is an integer number (130200).

Almost surely, 2^3429975 is an apocalyptic number.

3429975 is a deficient number, since it is larger than the sum of its proper divisors (2819625).

3429975 is a wasteful number, since it uses less digits than its factorization.

3429975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 139 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 3429975 is about 1852.0191683673. The cubic root of 3429975 is about 150.8100619009.

The spelling of 3429975 in words is "three million, four hundred twenty-nine thousand, nine hundred seventy-five".