40770443 has 4 divisors (see below), whose sum is σ = 46594800. Its totient is φ = 34946088.

The previous prime is 40770439. The next prime is 40770461. The reversal of 40770443 is 34407704.

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

It is a cyclic number.

It is not a de Polignac number, because 40770443 - 2² = 40770439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40770413) 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, 2912168 + ... + 2912181.

It is an arithmetic number, because the mean of its divisors is an integer number (11648700).

Almost surely, 2^40770443 is an apocalyptic number.

40770443 is a deficient number, since it is larger than the sum of its proper divisors (5824357).

40770443 is an equidigital number, since it uses as much as digits as its factorization.

40770443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824356.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 40770443 is about 6385.1736859697. The cubic root of 40770443 is about 344.1769725554.

The spelling of 40770443 in words is "forty million, seven hundred seventy thousand, four hundred forty-three".