40770777 has 8 divisors (see below), whose sum is σ = 57558816. Its totient is φ = 25581632.

The previous prime is 40770767. The next prime is 40770787. The reversal of 40770777 is 77707704.

It is an interprime number because it is at equal distance from previous prime (40770767) and next prime (40770787).

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

It is a cyclic number.

It is not a de Polignac number, because 40770777 - 2¹¹ = 40768729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40770757) 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, 399663 + ... + 399764.

It is an arithmetic number, because the mean of its divisors is an integer number (7194852).

Almost surely, 2^40770777 is an apocalyptic number.

It is an amenable number.

40770777 is a deficient number, since it is larger than the sum of its proper divisors (16788039).

40770777 is a wasteful number, since it uses less digits than its factorization.

40770777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799447.

The product of its (nonzero) digits is 67228, while the sum is 39.

The square root of 40770777 is about 6385.1998402556. The cubic root of 40770777 is about 344.1779124094.

The spelling of 40770777 in words is "forty million, seven hundred seventy thousand, seven hundred seventy-seven".