4364978 has 4 divisors (see below), whose sum is σ = 6547470. Its totient is φ = 2182488.

The previous prime is 4364959. The next prime is 4364989. The reversal of 4364978 is 8794634.

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

It can be written as a sum of positive squares in only one way, i.e., 4355569 + 9409 = 2087^2 + 97^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091243 + ... + 1091246.

Almost surely, 2^4364978 is an apocalyptic number.

4364978 is a deficient number, since it is larger than the sum of its proper divisors (2182492).

4364978 is a wasteful number, since it uses less digits than its factorization.

4364978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182491.

The product of its digits is 145152, while the sum is 41.

The square root of 4364978 is about 2089.2529765445. The cubic root of 4364978 is about 163.4283338307.

The spelling of 4364978 in words is "four million, three hundred sixty-four thousand, nine hundred seventy-eight".