40433545 has 16 divisors (see below), whose sum is σ = 50478912. Its totient is φ = 31066560.

The previous prime is 40433537. The next prime is 40433567. The reversal of 40433545 is 54533404.

It is not a de Polignac number, because 40433545 - 2³ = 40433537 is a prime.

It is a super-2 number, since 2×40433545² = 3269743122534050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11574 + ... + 14656.

It is an arithmetic number, because the mean of its divisors is an integer number (3154932).

Almost surely, 2^40433545 is an apocalyptic number.

It is an amenable number.

40433545 is a deficient number, since it is larger than the sum of its proper divisors (10045367).

40433545 is a wasteful number, since it uses less digits than its factorization.

40433545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3192.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 40433545 is about 6358.7376891959. The cubic root of 40433545 is about 343.2263378749.

Adding to 40433545 its reverse (54533404), we get a palindrome (94966949).

The spelling of 40433545 in words is "forty million, four hundred thirty-three thousand, five hundred forty-five".