40577934 has 16 divisors (see below), whose sum is σ = 84684672. Its totient is φ = 12937848.

The previous prime is 40577921. The next prime is 40577941. The reversal of 40577934 is 43977504.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40577892 and 40577901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146884 + ... + 147159.

It is an arithmetic number, because the mean of its divisors is an integer number (5292792).

Almost surely, 2^40577934 is an apocalyptic number.

40577934 is an abundant number, since it is smaller than the sum of its proper divisors (44106738).

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

40577934 is a wasteful number, since it uses less digits than its factorization.

40577934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294071.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 40577934 is about 6370.0811611784. The cubic root of 40577934 is about 343.6344085619.

The spelling of 40577934 in words is "forty million, five hundred seventy-seven thousand, nine hundred thirty-four".