40973528 has 8 divisors (see below), whose sum is σ = 76825380. Its totient is φ = 20486760.

The previous prime is 40973521. The next prime is 40973551. The reversal of 40973528 is 82537904.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 40973491 and 40973500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40973521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560838 + ... + 2560853.

Almost surely, 2^40973528 is an apocalyptic number.

It is an amenable number.

40973528 is a deficient number, since it is larger than the sum of its proper divisors (35851852).

40973528 is a wasteful number, since it uses less digits than its factorization.

40973528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121697 (or 5121693 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 40973528 is about 6401.0567877500. The cubic root of 40973528 is about 344.7474956974.

It can be divided in two parts, 409 and 73528, that added together give a palindrome (73937).

The spelling of 40973528 in words is "forty million, nine hundred seventy-three thousand, five hundred twenty-eight".