40548077 has 4 divisors (see below), whose sum is σ = 42933276. Its totient is φ = 38162880.

The previous prime is 40548059. The next prime is 40548083. The reversal of 40548077 is 77084504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14853316 + 25694761 = 3854^2 + 5069^2 .

It is a cyclic number.

It is not a de Polignac number, because 40548077 - 2⁸ = 40547821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40548007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192574 + ... + 1192607.

It is an arithmetic number, because the mean of its divisors is an integer number (10733319).

Almost surely, 2^40548077 is an apocalyptic number.

It is an amenable number.

40548077 is a deficient number, since it is larger than the sum of its proper divisors (2385199).

40548077 is a wasteful number, since it uses less digits than its factorization.

40548077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385198.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 40548077 is about 6367.7371962103. The cubic root of 40548077 is about 343.5501065046.

The spelling of 40548077 in words is "forty million, five hundred forty-eight thousand, seventy-seven".