40722952 has 8 divisors (see below), whose sum is σ = 76355550. Its totient is φ = 20361472.

The previous prime is 40722943. The next prime is 40722959. The reversal of 40722952 is 25922704.

It can be written as a sum of positive squares in only one way, i.e., 34035556 + 6687396 = 5834^2 + 2586^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40722959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2545177 + ... + 2545192.

Almost surely, 2^40722952 is an apocalyptic number.

It is an amenable number.

40722952 is a deficient number, since it is larger than the sum of its proper divisors (35632598).

40722952 is a wasteful number, since it uses less digits than its factorization.

40722952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090375 (or 5090371 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40722952 is about 6381.4537528685. The cubic root of 40722952 is about 344.0432837189.

The spelling of 40722952 in words is "forty million, seven hundred twenty-two thousand, nine hundred fifty-two".