43423954 has 16 divisors (see below), whose sum is σ = 77678208. Its totient is φ = 17800992.

The previous prime is 43423951. The next prime is 43423969. The reversal of 43423954 is 45932434.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (43423951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67107 + ... + 67750.

It is an arithmetic number, because the mean of its divisors is an integer number (4854888).

Almost surely, 2^43423954 is an apocalyptic number.

43423954 is a deficient number, since it is larger than the sum of its proper divisors (34254254).

43423954 is a wasteful number, since it uses less digits than its factorization.

43423954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134889.

The product of its digits is 51840, while the sum is 34.

The square root of 43423954 is about 6589.6854249653. The cubic root of 43423954 is about 351.4874222125.

The spelling of 43423954 in words is "forty-three million, four hundred twenty-three thousand, nine hundred fifty-four".