40370677 has 2 divisors, whose sum is σ = 40370678. Its totient is φ = 40370676.

The previous prime is 40370669. The next prime is 40370689. The reversal of 40370677 is 77607304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28633201 + 11737476 = 5351^2 + 3426^2 .

It is a cyclic number.

It is not a de Polignac number, because 40370677 - 2³ = 40370669 is a prime.

It is a super-2 number, since 2×40370677² = 3259583122876658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40370647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20185338 + 20185339.

It is an arithmetic number, because the mean of its divisors is an integer number (20185339).

Almost surely, 2^40370677 is an apocalyptic number.

It is an amenable number.

40370677 is a deficient number, since it is larger than the sum of its proper divisors (1).

40370677 is an equidigital number, since it uses as much as digits as its factorization.

40370677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 40370677 is about 6353.7923321431. The cubic root of 40370677 is about 343.0483573841.

The spelling of 40370677 in words is "forty million, three hundred seventy thousand, six hundred seventy-seven".