40920501 has 8 divisors (see below), whose sum is σ = 55891584. Its totient is φ = 26614880.

The previous prime is 40920497. The next prime is 40920533. The reversal of 40920501 is 10502904.

40920501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40920501 - 2² = 40920497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40920541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166221 + ... + 166466.

It is an arithmetic number, because the mean of its divisors is an integer number (6986448).

Almost surely, 2^40920501 is an apocalyptic number.

40920501 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40920501 is a deficient number, since it is larger than the sum of its proper divisors (14971083).

40920501 is a wasteful number, since it uses less digits than its factorization.

40920501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332731.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 40920501 is about 6396.9133963186. The cubic root of 40920501 is about 344.5987100604.

It can be divided in two parts, 409 and 20501, that added together give a triangular number (20910 = T₂₀₄).

The spelling of 40920501 in words is "forty million, nine hundred twenty thousand, five hundred one".