40413377 has 4 divisors (see below), whose sum is σ = 40533636. Its totient is φ = 40293120.

The previous prime is 40413371. The next prime is 40413391. The reversal of 40413377 is 77331404.

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 11587216 + 28826161 = 3404^2 + 5369^2 .

It is a cyclic number.

It is not a de Polignac number, because 40413377 - 2⁶ = 40413313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40413371) 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, 59624 + ... + 60297.

It is an arithmetic number, because the mean of its divisors is an integer number (10133409).

Almost surely, 2^40413377 is an apocalyptic number.

It is an amenable number.

40413377 is a deficient number, since it is larger than the sum of its proper divisors (120259).

40413377 is a wasteful number, since it uses less digits than its factorization.

40413377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120258.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 40413377 is about 6357.1516420485. The cubic root of 40413377 is about 343.1692619988.

The spelling of 40413377 in words is "forty million, four hundred thirteen thousand, three hundred seventy-seven".