3388978573 has 4 divisors (see below), whose sum is σ = 3393018720. Its totient is φ = 3384938428.

The previous prime is 3388978547. The next prime is 3388978597. The reversal of 3388978573 is 3758798833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3758798833 = 61 ⋅61619653.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3388978573 is a prime.

It is a super-2 number, since 2×3388978573² = 22970351536506232658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3388978673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018815 + ... + 2020492.

It is an arithmetic number, because the mean of its divisors is an integer number (848254680).

Almost surely, 2^3388978573 is an apocalyptic number.

It is an amenable number.

3388978573 is a deficient number, since it is larger than the sum of its proper divisors (4040147).

3388978573 is an equidigital number, since it uses as much as digits as its factorization.

3388978573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040146.

The product of its digits is 30481920, while the sum is 61.

The square root of 3388978573 is about 58214.9342780699. The cubic root of 3388978573 is about 1502.0680471806.

The spelling of 3388978573 in words is "three billion, three hundred eighty-eight million, nine hundred seventy-eight thousand, five hundred seventy-three".