40055037 has 16 divisors (see below), whose sum is σ = 58533888. Its totient is φ = 24162480.

The previous prime is 40055017. The next prime is 40055047. The reversal of 40055037 is 73055004.

It is not a de Polignac number, because 40055037 - 2¹⁶ = 39989501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40054998 and 40055016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40055017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4638 + ... + 10080.

It is an arithmetic number, because the mean of its divisors is an integer number (3658368).

Almost surely, 2^40055037 is an apocalyptic number.

It is an amenable number.

40055037 is a deficient number, since it is larger than the sum of its proper divisors (18478851).

40055037 is a wasteful number, since it uses less digits than its factorization.

40055037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 40055037 is about 6328.9048815731. The cubic root of 40055037 is about 342.1519706945.

The spelling of 40055037 in words is "forty million, fifty-five thousand, thirty-seven".