4380946 has 4 divisors (see below), whose sum is σ = 6571422. Its totient is φ = 2190472.

The previous prime is 4380931. The next prime is 4380979. The reversal of 4380946 is 6490834.

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., 4247721 + 133225 = 2061^2 + 365^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095235 + ... + 1095238.

Almost surely, 2^4380946 is an apocalyptic number.

4380946 is a deficient number, since it is larger than the sum of its proper divisors (2190476).

4380946 is a wasteful number, since it uses less digits than its factorization.

4380946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190475.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4380946 is about 2093.0709495858. The cubic root of 4380946 is about 163.6273762928.

The spelling of 4380946 in words is "four million, three hundred eighty thousand, nine hundred forty-six".