3455678 has 4 divisors (see below), whose sum is σ = 5183520. Its totient is φ = 1727838.

The previous prime is 3455633. The next prime is 3455719. The reversal of 3455678 is 8765543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8765543 = 67 ⋅130829.

It is a d-powerful number, because it can be written as 3¹² + 4⁴ + 5³ + 5⁵ + 6² + 7⁷ + 8⁷ .

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 863918 + ... + 863921.

It is an arithmetic number, because the mean of its divisors is an integer number (1295880).

Almost surely, 2^3455678 is an apocalyptic number.

3455678 is a deficient number, since it is larger than the sum of its proper divisors (1727842).

3455678 is a wasteful number, since it uses less digits than its factorization.

3455678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727841.

The product of its digits is 100800, while the sum is 38.

The square root of 3455678 is about 1858.9453999513. The cubic root of 3455678 is about 151.1858303024.

The spelling of 3455678 in words is "three million, four hundred fifty-five thousand, six hundred seventy-eight".