40973900 has 54 divisors (see below), whose sum is σ = 97501572. Its totient is φ = 14822400.

The previous prime is 40973873. The next prime is 40973923. The reversal of 40973900 is 937904.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 212204 + ... + 212396.

Almost surely, 2^40973900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40973900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48750786).

40973900 is an abundant number, since it is smaller than the sum of its proper divisors (56527672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40973900 is a wasteful number, since it uses less digits than its factorization.

40973900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 40973900 is about 6401.0858453859. The cubic root of 40973900 is about 344.7485390188.

Multiplying 40973900 by its reverse (937904), we get a square (38429584705600 = 6199160²).

It can be divided in two parts, 4097 and 3900, that added together give a palindrome (7997).

The spelling of 40973900 in words is "forty million, nine hundred seventy-three thousand, nine hundred".