540690037 has 4 divisors (see below), whose sum is σ = 543114880. Its totient is φ = 538265196.

The previous prime is 540690023. The next prime is 540690043. The reversal of 540690037 is 730096045.

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 540690037 - 2¹¹ = 540687989 is a prime.

It is a super-2 number, since 2×540690037² = 584691432222122738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540689984 and 540690011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540690097) 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, 1212087 + ... + 1212532.

It is an arithmetic number, because the mean of its divisors is an integer number (135778720).

Almost surely, 2^540690037 is an apocalyptic number.

It is an amenable number.

540690037 is a deficient number, since it is larger than the sum of its proper divisors (2424843).

540690037 is a wasteful number, since it uses less digits than its factorization.

540690037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424842.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 540690037 is about 23252.7425694261. The cubic root of 540690037 is about 814.6719981881.

The spelling of 540690037 in words is "five hundred forty million, six hundred ninety thousand, thirty-seven".