40232045 has 8 divisors (see below), whose sum is σ = 55175424. Its totient is φ = 27587664.

The previous prime is 40232039. The next prime is 40232069. The reversal of 40232045 is 54023204.

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

It is a cyclic number.

It is not a de Polignac number, because 40232045 - 2¹⁶ = 40166509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574709 + ... + 574778.

It is an arithmetic number, because the mean of its divisors is an integer number (6896928).

Almost surely, 2^40232045 is an apocalyptic number.

It is an amenable number.

40232045 is a deficient number, since it is larger than the sum of its proper divisors (14943379).

40232045 is a wasteful number, since it uses less digits than its factorization.

40232045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149499.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40232045 is about 6342.8735601461. The cubic root of 40232045 is about 342.6552335905.

Adding to 40232045 its reverse (54023204), we get a palindrome (94255249).

The spelling of 40232045 in words is "forty million, two hundred thirty-two thousand, forty-five".