40754745 has 32 divisors (see below), whose sum is σ = 73367040. Its totient is φ = 21730032.

The previous prime is 40754741. The next prime is 40754807. The reversal of 40754745 is 54745704.

It is not a de Polignac number, because 40754745 - 2² = 40754741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40754741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9072 + ... + 12798.

It is an arithmetic number, because the mean of its divisors is an integer number (2292720).

Almost surely, 2^40754745 is an apocalyptic number.

40754745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40754745 is a deficient number, since it is larger than the sum of its proper divisors (32612295).

40754745 is an frugal number, since it uses more digits than its factorization.

40754745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753 (or 3735 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

The square root of 40754745 is about 6383.9443136669. The cubic root of 40754745 is about 344.1327936250.

The spelling of 40754745 in words is "forty million, seven hundred fifty-four thousand, seven hundred forty-five".