3405147 has 8 divisors (see below), whose sum is σ = 4663056. Its totient is φ = 2208672.

The previous prime is 3405131. The next prime is 3405163. The reversal of 3405147 is 7415043.

It is an interprime number because it is at equal distance from previous prime (3405131) and next prime (3405163).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3405147 - 2⁴ = 3405131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3405167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15228 + ... + 15449.

It is an arithmetic number, because the mean of its divisors is an integer number (582882).

Almost surely, 2^3405147 is an apocalyptic number.

3405147 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3405147 is a deficient number, since it is larger than the sum of its proper divisors (1257909).

3405147 is a wasteful number, since it uses less digits than its factorization.

3405147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30717.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 3405147 is about 1845.3040399891. The cubic root of 3405147 is about 150.4452989729.

The spelling of 3405147 in words is "three million, four hundred five thousand, one hundred forty-seven".