40754225 has 6 divisors (see below), whose sum is σ = 50535270. Its totient is φ = 32603360.

The previous prime is 40754201. The next prime is 40754227. The reversal of 40754225 is 52245704.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 824464 + 39929761 = 908^2 + 6319^2 .

It is not a de Polignac number, because 40754225 - 2¹⁶ = 40688689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40754227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 815060 + ... + 815109.

It is an arithmetic number, because the mean of its divisors is an integer number (8422545).

Almost surely, 2^40754225 is an apocalyptic number.

It is an amenable number.

40754225 is a deficient number, since it is larger than the sum of its proper divisors (9781045).

40754225 is a wasteful number, since it uses less digits than its factorization.

40754225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630179 (or 1630174 counting only the distinct ones).

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

The square root of 40754225 is about 6383.9035863647. The cubic root of 40754225 is about 344.1313299933.

Adding to 40754225 its reverse (52245704), we get a palindrome (92999929).

The spelling of 40754225 in words is "forty million, seven hundred fifty-four thousand, two hundred twenty-five".