40747022 has 4 divisors (see below), whose sum is σ = 61120536. Its totient is φ = 20373510.

The previous prime is 40747019. The next prime is 40747033. The reversal of 40747022 is 22074704.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 40746982 and 40747000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10186754 + ... + 10186757.

It is an arithmetic number, because the mean of its divisors is an integer number (15280134).

Almost surely, 2^40747022 is an apocalyptic number.

40747022 is a deficient number, since it is larger than the sum of its proper divisors (20373514).

40747022 is a wasteful number, since it uses less digits than its factorization.

40747022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20373513.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 40747022 is about 6383.3394081781. The cubic root of 40747022 is about 344.1110545983. Note that the first 3 decimals are identical.

It can be divided in two parts, 4074702 and 2, that added together give a palindrome (4074704).

The spelling of 40747022 in words is "forty million, seven hundred forty-seven thousand, twenty-two".