40722074 has 4 divisors (see below), whose sum is σ = 61083114. Its totient is φ = 20361036.

The previous prime is 40722053. The next prime is 40722083. The reversal of 40722074 is 47022704.

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

It can be written as a sum of positive squares in only one way, i.e., 40513225 + 208849 = 6365^2 + 457^2 .

It is a super-2 number, since 2×40722074² = 3316574621722952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10180517 + ... + 10180520.

Almost surely, 2^40722074 is an apocalyptic number.

40722074 is a deficient number, since it is larger than the sum of its proper divisors (20361040).

40722074 is a wasteful number, since it uses less digits than its factorization.

40722074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20361039.

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

The square root of 40722074 is about 6381.3849593956. The cubic root of 40722074 is about 344.0408111397.

Adding to 40722074 its reverse (47022704), we get a palindrome (87744778).

The spelling of 40722074 in words is "forty million, seven hundred twenty-two thousand, seventy-four".