40523371 has 8 divisors (see below), whose sum is σ = 48750080. Its totient is φ = 32906088.

The previous prime is 40523363. The next prime is 40523377. The reversal of 40523371 is 17332504.

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 40523371 - 2³ = 40523363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40523377) 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, 152211 + ... + 152476.

It is an arithmetic number, because the mean of its divisors is an integer number (6093760).

Almost surely, 2^40523371 is an apocalyptic number.

40523371 is a deficient number, since it is larger than the sum of its proper divisors (8226709).

40523371 is a wasteful number, since it uses less digits than its factorization.

40523371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304713.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 40523371 is about 6365.7969650312. The cubic root of 40523371 is about 343.4803171417.

Adding to 40523371 its reverse (17332504), we get a palindrome (57855875).

The spelling of 40523371 in words is "forty million, five hundred twenty-three thousand, three hundred seventy-one".