40225037 has 4 divisors (see below), whose sum is σ = 40709760. Its totient is φ = 39740316.

The previous prime is 40225013. The next prime is 40225049. The reversal of 40225037 is 73052204.

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 40225037 - 2¹⁰ = 40224013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242237 + ... + 242402.

It is an arithmetic number, because the mean of its divisors is an integer number (10177440).

Almost surely, 2^40225037 is an apocalyptic number.

It is an amenable number.

40225037 is a deficient number, since it is larger than the sum of its proper divisors (484723).

40225037 is an equidigital number, since it uses as much as digits as its factorization.

40225037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484722.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 40225037 is about 6342.3211050845. The cubic root of 40225037 is about 342.6353367866.

The spelling of 40225037 in words is "forty million, two hundred twenty-five thousand, thirty-seven".