40677545 has 16 divisors (see below), whose sum is σ = 49938768. Its totient is φ = 31799040.

The previous prime is 40677529. The next prime is 40677551. The reversal of 40677545 is 54577604.

It can be written as a sum of positive squares in 8 ways, for example, as 3613801 + 37063744 = 1901^2 + 6088^2 .

It is not a de Polignac number, because 40677545 - 2⁴ = 40677529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40677499 and 40677508.

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, 59747 + ... + 60423.

It is an arithmetic number, because the mean of its divisors is an integer number (3121173).

Almost surely, 2^40677545 is an apocalyptic number.

It is an amenable number.

40677545 is a deficient number, since it is larger than the sum of its proper divisors (9261223).

40677545 is a wasteful number, since it uses less digits than its factorization.

40677545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 40677545 is about 6377.8950289261. The cubic root of 40677545 is about 343.9153641838.

The spelling of 40677545 in words is "forty million, six hundred seventy-seven thousand, five hundred forty-five".