40577029 has 2 divisors, whose sum is σ = 40577030. Its totient is φ = 40577028.

The previous prime is 40577023. The next prime is 40577041. The reversal of 40577029 is 92077504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35976004 + 4601025 = 5998^2 + 2145^2 .

It is a cyclic number.

It is not a de Polignac number, because 40577029 - 2⁹ = 40576517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40576985 and 40577003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40577023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20288514 + 20288515.

It is an arithmetic number, because the mean of its divisors is an integer number (20288515).

Almost surely, 2^40577029 is an apocalyptic number.

It is an amenable number.

40577029 is a deficient number, since it is larger than the sum of its proper divisors (1).

40577029 is an equidigital number, since it uses as much as digits as its factorization.

40577029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 40577029 is about 6370.0101255806. The cubic root of 40577029 is about 343.6318538774.

The spelling of 40577029 in words is "forty million, five hundred seventy-seven thousand, twenty-nine".