40950520 has 64 divisors (see below), whose sum is σ = 100931040. Its totient is φ = 14860800.

The previous prime is 40950517. The next prime is 40950589. The reversal of 40950520 is 2505904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31075 + ... + 32365.

Almost surely, 2^40950520 is an apocalyptic number.

40950520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40950520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50465520).

40950520 is an abundant number, since it is smaller than the sum of its proper divisors (59980520).

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

40950520 is a wasteful number, since it uses less digits than its factorization.

40950520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376 (or 1372 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 40950520 is about 6399.2593321415. The cubic root of 40950520 is about 344.6829545500.

The spelling of 40950520 in words is "forty million, nine hundred fifty thousand, five hundred twenty".