40045754 has 8 divisors (see below), whose sum is σ = 68649888. Its totient is φ = 17162460.

The previous prime is 40045741. The next prime is 40045777. The reversal of 40045754 is 45754004.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430192 + ... + 1430219.

It is an arithmetic number, because the mean of its divisors is an integer number (8581236).

Almost surely, 2^40045754 is an apocalyptic number.

40045754 is a deficient number, since it is larger than the sum of its proper divisors (28604134).

40045754 is a wasteful number, since it uses less digits than its factorization.

40045754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860420.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 40045754 is about 6328.1714578542. The cubic root of 40045754 is about 342.1255367145.

Adding to 40045754 its reverse (45754004), we get a palindrome (85799758).

The spelling of 40045754 in words is "forty million, forty-five thousand, seven hundred fifty-four".