40342501 has 8 divisors (see below), whose sum is σ = 42216704. Its totient is φ = 38504160.

The previous prime is 40342481. The next prime is 40342537. The reversal of 40342501 is 10524304.

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 40342501 - 2⁷ = 40342373 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 (40342541) 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, 6651 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (5277088).

Almost surely, 2^40342501 is an apocalyptic number.

It is an amenable number.

40342501 is a deficient number, since it is larger than the sum of its proper divisors (1874203).

40342501 is a wasteful number, since it uses less digits than its factorization.

40342501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17931.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 40342501 is about 6351.5746866427. The cubic root of 40342501 is about 342.9685306321.

Adding to 40342501 its reverse (10524304), we get a palindrome (50866805).

The spelling of 40342501 in words is "forty million, three hundred forty-two thousand, five hundred one".