40077629 has 4 divisors (see below), whose sum is σ = 40560576. Its totient is φ = 39594684.

The previous prime is 40077617. The next prime is 40077647. The reversal of 40077629 is 92677004.

40077629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40077629 - 2⁴ = 40077613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40077649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241349 + ... + 241514.

It is an arithmetic number, because the mean of its divisors is an integer number (10140144).

Almost surely, 2^40077629 is an apocalyptic number.

It is an amenable number.

40077629 is a deficient number, since it is larger than the sum of its proper divisors (482947).

40077629 is an equidigital number, since it uses as much as digits as its factorization.

40077629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482946.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 40077629 is about 6330.6894569233. The cubic root of 40077629 is about 342.2162859057.

The spelling of 40077629 in words is "forty million, seventy-seven thousand, six hundred twenty-nine".