40948940 has 24 divisors (see below), whose sum is σ = 86758560. Its totient is φ = 16233728.

The previous prime is 40948931. The next prime is 40948961. The reversal of 40948940 is 4984904.

It is a junction number, because it is equal to n+sod(n) for n = 40948894 and 40948903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6800 + ... + 11319.

It is an arithmetic number, because the mean of its divisors is an integer number (3614940).

Almost surely, 2^40948940 is an apocalyptic number.

It is an amenable number.

40948940 is an abundant number, since it is smaller than the sum of its proper divisors (45809620).

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

40948940 is a wasteful number, since it uses less digits than its factorization.

40948940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18241 (or 18239 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 40948940 is about 6399.1358791637. The cubic root of 40948940 is about 344.6785215084.

The spelling of 40948940 in words is "forty million, nine hundred forty-eight thousand, nine hundred forty".