40363253 has 8 divisors (see below), whose sum is σ = 48843072. Its totient is φ = 32561856.

The previous prime is 40363249. The next prime is 40363291. The reversal of 40363253 is 35236304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40363253 - 2² = 40363249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40363243) 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, 169475 + ... + 169712.

It is an arithmetic number, because the mean of its divisors is an integer number (6105384).

Almost surely, 2^40363253 is an apocalyptic number.

It is an amenable number.

40363253 is a deficient number, since it is larger than the sum of its proper divisors (8479819).

40363253 is a wasteful number, since it uses less digits than its factorization.

40363253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339211.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 40363253 is about 6353.2080872580. The cubic root of 40363253 is about 343.0273277051.

Adding to 40363253 its reverse (35236304), we get a palindrome (75599557).

The spelling of 40363253 in words is "forty million, three hundred sixty-three thousand, two hundred fifty-three".