40350577 has 2 divisors, whose sum is σ = 40350578. Its totient is φ = 40350576.

The previous prime is 40350551. The next prime is 40350587. The reversal of 40350577 is 77505304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40335201 + 15376 = 6351^2 + 124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40350577 is a prime.

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is not a weakly prime, because it can be changed into another prime (40350587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20175288 + 20175289.

It is an arithmetic number, because the mean of its divisors is an integer number (20175289).

Almost surely, 2^40350577 is an apocalyptic number.

It is an amenable number.

40350577 is a deficient number, since it is larger than the sum of its proper divisors (1).

40350577 is an equidigital number, since it uses as much as digits as its factorization.

40350577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 40350577 is about 6352.2104026866. The cubic root of 40350577 is about 342.9914149268.

The spelling of 40350577 in words is "forty million, three hundred fifty thousand, five hundred seventy-seven".