40249053 has 24 divisors (see below), whose sum is σ = 62829312. Its totient is φ = 24681888.

The previous prime is 40249039. The next prime is 40249063. The reversal of 40249053 is 35094204.

It is not a de Polignac number, because 40249053 - 2⁵ = 40249021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40249063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53800 + ... + 54542.

It is an arithmetic number, because the mean of its divisors is an integer number (2617888).

Almost surely, 2^40249053 is an apocalyptic number.

It is an amenable number.

40249053 is a deficient number, since it is larger than the sum of its proper divisors (22580259).

40249053 is a wasteful number, since it uses less digits than its factorization.

40249053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 40249053 is about 6344.2141357303. The cubic root of 40249053 is about 342.7035123457.

It can be divided in two parts, 402 and 49053, that added together give a triangular number (49455 = T₃₁₄).

The spelling of 40249053 in words is "forty million, two hundred forty-nine thousand, fifty-three".