40950513 has 12 divisors (see below), whose sum is σ = 60593988. Its totient is φ = 26634240.

The previous prime is 40950463. The next prime is 40950517. The reversal of 40950513 is 31505904.

It can be written as a sum of positive squares in 2 ways, for example, as 13198689 + 27751824 = 3633^2 + 5268^2 .

It is not a de Polignac number, because 40950513 - 2⁸ = 40950257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40950517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55120 + ... + 55857.

It is an arithmetic number, because the mean of its divisors is an integer number (5049499).

Almost surely, 2^40950513 is an apocalyptic number.

It is an amenable number.

40950513 is a deficient number, since it is larger than the sum of its proper divisors (19643475).

40950513 is a wasteful number, since it uses less digits than its factorization.

40950513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111024 (or 111021 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 40950513 is about 6399.2587852032. The cubic root of 40950513 is about 344.6829349102.

The spelling of 40950513 in words is "forty million, nine hundred fifty thousand, five hundred thirteen".