41457021 has 4 divisors (see below), whose sum is σ = 55276032. Its totient is φ = 27638012.

The previous prime is 41457019. The next prime is 41457023. The reversal of 41457021 is 12075414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (41457019) and next prime (41457023).

It is a cyclic number.

It is not a de Polignac number, because 41457021 - 2¹ = 41457019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41456982 and 41457000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41457023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6909501 + ... + 6909506.

It is an arithmetic number, because the mean of its divisors is an integer number (13819008).

Almost surely, 2^41457021 is an apocalyptic number.

It is an amenable number.

41457021 is a deficient number, since it is larger than the sum of its proper divisors (13819011).

41457021 is a wasteful number, since it uses less digits than its factorization.

41457021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13819010.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 41457021 is about 6438.7126818953. The cubic root of 41457021 is about 346.0982185216.

The spelling of 41457021 in words is "forty-one million, four hundred fifty-seven thousand, twenty-one".