40540562 has 8 divisors (see below), whose sum is σ = 60839100. Its totient is φ = 20260864.

The previous prime is 40540553. The next prime is 40540583. The reversal of 40540562 is 26504504.

It can be written as a sum of positive squares in 2 ways, for example, as 38925121 + 1615441 = 6239^2 + 1271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614 + ... + 9702.

Almost surely, 2^40540562 is an apocalyptic number.

40540562 is a deficient number, since it is larger than the sum of its proper divisors (20298538).

40540562 is a wasteful number, since it uses less digits than its factorization.

40540562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9420.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 40540562 is about 6367.1470848411. The cubic root of 40540562 is about 343.5288811777.

The spelling of 40540562 in words is "forty million, five hundred forty thousand, five hundred sixty-two".