3640229377 has 8 divisors (see below), whose sum is σ = 3703193280. Its totient is φ = 3577307760.

The previous prime is 3640229353. The next prime is 3640229401. The reversal of 3640229377 is 7739220463.

It is an interprime number because it is at equal distance from previous prime (3640229353) and next prime (3640229401).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3640229377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3640224377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198363 + ... + 215935.

It is an arithmetic number, because the mean of its divisors is an integer number (462899160).

Almost surely, 2^3640229377 is an apocalyptic number.

It is an amenable number.

3640229377 is a deficient number, since it is larger than the sum of its proper divisors (62963903).

3640229377 is a wasteful number, since it uses less digits than its factorization.

3640229377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21143.

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 3640229377 is about 60334.3134294242. The cubic root of 3640229377 is about 1538.3066473081.

The spelling of 3640229377 in words is "three billion, six hundred forty million, two hundred twenty-nine thousand, three hundred seventy-seven".