40470453 has 6 divisors (see below), whose sum is σ = 58457334. Its totient is φ = 26980296.

The previous prime is 40470427. The next prime is 40470481. The reversal of 40470453 is 35407404.

It can be written as a sum of positive squares in only one way, i.e., 22297284 + 18173169 = 4722^2 + 4263^2 .

It is not a de Polignac number, because 40470453 - 2¹⁷ = 40339381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40470413) 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, 2248350 + ... + 2248367.

It is an arithmetic number, because the mean of its divisors is an integer number (9742889).

Almost surely, 2^40470453 is an apocalyptic number.

It is an amenable number.

40470453 is a deficient number, since it is larger than the sum of its proper divisors (17986881).

40470453 is a wasteful number, since it uses less digits than its factorization.

40470453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496723 (or 4496720 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40470453 is about 6361.6391755585. The cubic root of 40470453 is about 343.3307391851.

Adding to 40470453 its reverse (35407404), we get a palindrome (75877857).

The spelling of 40470453 in words is "forty million, four hundred seventy thousand, four hundred fifty-three".