40726542 has 16 divisors (see below), whose sum is σ = 82201680. Its totient is φ = 13450752.

The previous prime is 40726541. The next prime is 40726549. The reversal of 40726542 is 24562704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40726541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30483 + ... + 31790.

It is an arithmetic number, because the mean of its divisors is an integer number (5137605).

Almost surely, 2^40726542 is an apocalyptic number.

40726542 is an abundant number, since it is smaller than the sum of its proper divisors (41475138).

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

40726542 is a wasteful number, since it uses less digits than its factorization.

40726542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62387.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 40726542 is about 6381.7350305383. The cubic root of 40726542 is about 344.0533933257.

The spelling of 40726542 in words is "forty million, seven hundred twenty-six thousand, five hundred forty-two".