40070277 has 12 divisors (see below), whose sum is σ = 62331724. Its totient is φ = 24658560.

The previous prime is 40070269. The next prime is 40070291. The reversal of 40070277 is 77207004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26718561 + 13351716 = 5169^2 + 3654^2 .

It is not a de Polignac number, because 40070277 - 2³ = 40070269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40070277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40070237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171124 + ... + 171357.

Almost surely, 2^40070277 is an apocalyptic number.

It is an amenable number.

40070277 is a deficient number, since it is larger than the sum of its proper divisors (22261447).

40070277 is a wasteful number, since it uses less digits than its factorization.

40070277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342500 (or 342497 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 40070277 is about 6330.1087668381. The cubic root of 40070277 is about 342.1953587862.

The spelling of 40070277 in words is "forty million, seventy thousand, two hundred seventy-seven".