40353075 has 36 divisors (see below), whose sum is σ = 82605328. Its totient is φ = 18446400.

The previous prime is 40353059. The next prime is 40353101. The reversal of 40353075 is 57035304.

It is a happy number.

It is not a de Polignac number, because 40353075 - 2⁴ = 40353059 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11236 + ... + 14385.

Almost surely, 2^40353075 is an apocalyptic number.

40353075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40353075 is an abundant number, since it is smaller than the sum of its proper divisors (42252253).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40353075 is a wasteful number, since it uses less digits than its factorization.

40353075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25644 (or 25636 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 40353075 is about 6352.4070241130. The cubic root of 40353075 is about 342.9984926849.

Adding to 40353075 its reverse (57035304), we get a palindrome (97388379).

The spelling of 40353075 in words is "forty million, three hundred fifty-three thousand, seventy-five".