5645078 has 4 divisors (see below), whose sum is σ = 8467620. Its totient is φ = 2822538.

The previous prime is 5645077. The next prime is 5645089. The reversal of 5645078 is 8705465.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411268 + ... + 1411271.

It is an arithmetic number, because the mean of its divisors is an integer number (2116905).

Almost surely, 2^5645078 is an apocalyptic number.

5645078 is a deficient number, since it is larger than the sum of its proper divisors (2822542).

5645078 is a wasteful number, since it uses less digits than its factorization.

5645078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822541.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 5645078 is about 2375.9372887347. The cubic root of 5645078 is about 178.0560148583.

The spelling of 5645078 in words is "five million, six hundred forty-five thousand, seventy-eight".