3391951 has 4 divisors (see below), whose sum is σ = 3404304. Its totient is φ = 3379600.

The previous prime is 3391939. The next prime is 3391957. The reversal of 3391951 is 1591933.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1591933 = 7 ⋅227419.

It is a cyclic number.

It is not a de Polignac number, because 3391951 - 2¹⁷ = 3260879 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3391957) 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, 5755 + ... + 6316.

It is an arithmetic number, because the mean of its divisors is an integer number (851076).

Almost surely, 2^3391951 is an apocalyptic number.

3391951 is a deficient number, since it is larger than the sum of its proper divisors (12353).

3391951 is a wasteful number, since it uses less digits than its factorization.

3391951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12352.

The product of its digits is 3645, while the sum is 31.

The square root of 3391951 is about 1841.7250066174. The cubic root of 3391951 is about 150.2507066669.

The spelling of 3391951 in words is "three million, three hundred ninety-one thousand, nine hundred fifty-one".