40223053 has 6 divisors (see below), whose sum is σ = 43341774. Its totient is φ = 37107864.

The previous prime is 40223047. The next prime is 40223069. The reversal of 40223053 is 35032204.

It can be written as a sum of positive squares in only one way, i.e., 27846729 + 12376324 = 5277^2 + 3518^2 .

It is not a de Polignac number, because 40223053 - 2⁹ = 40222541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40223053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40223083) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21988 + ... + 23746.

It is an arithmetic number, because the mean of its divisors is an integer number (7223629).

Almost surely, 2^40223053 is an apocalyptic number.

It is an amenable number.

40223053 is a deficient number, since it is larger than the sum of its proper divisors (3118721).

40223053 is an frugal number, since it uses more digits than its factorization.

40223053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531 (or 1772 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40223053 is about 6342.1646935412. The cubic root of 40223053 is about 342.6297034818.

Adding to 40223053 its reverse (35032204), we get a palindrome (75255257).

The spelling of 40223053 in words is "forty million, two hundred twenty-three thousand, fifty-three".