40822001 has 4 divisors (see below), whose sum is σ = 44533104. Its totient is φ = 37110900.

The previous prime is 40821983. The next prime is 40822037. The reversal of 40822001 is 10022804.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40822001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40822081) 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, 1855535 + ... + 1855556.

It is an arithmetic number, because the mean of its divisors is an integer number (11133276).

Almost surely, 2^40822001 is an apocalyptic number.

It is an amenable number.

40822001 is a deficient number, since it is larger than the sum of its proper divisors (3711103).

40822001 is a wasteful number, since it uses less digits than its factorization.

40822001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711102.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 40822001 is about 6389.2097320404. The cubic root of 40822001 is about 344.3219926582.

Adding to 40822001 its reverse (10022804), we get a palindrome (50844805).

The spelling of 40822001 in words is "forty million, eight hundred twenty-two thousand, one".