40320153 has 8 divisors (see below), whose sum is σ = 59733600. Its totient is φ = 26880084.

The previous prime is 40320151. The next prime is 40320167. The reversal of 40320153 is 35102304.

It is not a de Polignac number, because 40320153 - 2¹ = 40320151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40320151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 746643 + ... + 746696.

It is an arithmetic number, because the mean of its divisors is an integer number (7466700).

Almost surely, 2^40320153 is an apocalyptic number.

It is an amenable number.

40320153 is a deficient number, since it is larger than the sum of its proper divisors (19413447).

40320153 is a wasteful number, since it uses less digits than its factorization.

40320153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493348 (or 1493342 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 40320153 is about 6349.8151941612. The cubic root of 40320153 is about 342.9051890257.

Adding to 40320153 its reverse (35102304), we get a palindrome (75422457).

The spelling of 40320153 in words is "forty million, three hundred twenty thousand, one hundred fifty-three".