43420954 has 8 divisors (see below), whose sum is σ = 65189268. Its totient is φ = 21691200.

The previous prime is 43420931. The next prime is 43420957. The reversal of 43420954 is 45902434.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43256929 + 164025 = 6577^2 + 405^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (43420957) 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, 6637 + ... + 11440.

Almost surely, 2^43420954 is an apocalyptic number.

43420954 is a deficient number, since it is larger than the sum of its proper divisors (21768314).

43420954 is a wasteful number, since it uses less digits than its factorization.

43420954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19280.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 43420954 is about 6589.4577925653. The cubic root of 43420954 is about 351.4793277051.

The spelling of 43420954 in words is "forty-three million, four hundred twenty thousand, nine hundred fifty-four".