40453245 has 48 divisors (see below), whose sum is σ = 80720640. Its totient is φ = 18358272.

The previous prime is 40453243. The next prime is 40453249. The reversal of 40453245 is 54235404.

40453245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40453245 - 2¹ = 40453243 is a prime.

It is a super-4 number, since 4×40453245⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40453241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52221 + ... + 52989.

It is an arithmetic number, because the mean of its divisors is an integer number (1681680).

Almost surely, 2^40453245 is an apocalyptic number.

40453245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40453245 is a deficient number, since it is larger than the sum of its proper divisors (40267395).

40453245 is a wasteful number, since it uses less digits than its factorization.

40453245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 951 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 40453245 is about 6360.2865501485. The cubic root of 40453245 is about 343.2820709800.

Adding to 40453245 its reverse (54235404), we get a palindrome (94688649).

The spelling of 40453245 in words is "forty million, four hundred fifty-three thousand, two hundred forty-five".