3454747 has 4 divisors (see below), whose sum is σ = 3474016. Its totient is φ = 3435480.

The previous prime is 3454739. The next prime is 3454753. The reversal of 3454747 is 7474543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3454747 - 2³ = 3454739 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

3454747 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3452747) 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 3 ways as a sum of consecutive naturals, for example, 9363 + ... + 9724.

It is an arithmetic number, because the mean of its divisors is an integer number (868504).

Almost surely, 2^3454747 is an apocalyptic number.

3454747 is a deficient number, since it is larger than the sum of its proper divisors (19269).

3454747 is a wasteful number, since it uses less digits than its factorization.

3454747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19268.

The product of its digits is 47040, while the sum is 34.

The square root of 3454747 is about 1858.6949722857. The cubic root of 3454747 is about 151.1722520070.

The spelling of 3454747 in words is "three million, four hundred fifty-four thousand, seven hundred forty-seven".