40252501 has 8 divisors (see below), whose sum is σ = 40946400. Its totient is φ = 39564720.

The previous prime is 40252483. The next prime is 40252517. The reversal of 40252501 is 10525204.

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 40252501 - 2⁹ = 40251989 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 (40252561) 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, 12870 + ... + 15688.

It is an arithmetic number, because the mean of its divisors is an integer number (5118300).

Almost surely, 2^40252501 is an apocalyptic number.

It is an amenable number.

40252501 is a deficient number, since it is larger than the sum of its proper divisors (693899).

40252501 is a wasteful number, since it uses less digits than its factorization.

40252501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 40252501 is about 6344.4858735756. The cubic root of 40252501 is about 342.7132981492.

Adding to 40252501 its reverse (10525204), we get a palindrome (50777705).

The spelling of 40252501 in words is "forty million, two hundred fifty-two thousand, five hundred one".