37225722 has 8 divisors (see below), whose sum is σ = 74451456. Its totient is φ = 12408572.

The previous prime is 37225697. The next prime is 37225723. The reversal of 37225722 is 22752273.

It is a sphenic number, since it is the product of 3 distinct primes.

37225722 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 37225722.

It is not an unprimeable number, because it can be changed into a prime (37225723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3102138 + ... + 3102149.

It is an arithmetic number, because the mean of its divisors is an integer number (9306432).

Almost surely, 2^37225722 is an apocalyptic number.

37225722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37225722 is a wasteful number, since it uses less digits than its factorization.

37225722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6204292.

The product of its digits is 11760, while the sum is 30.

The square root of 37225722 is about 6101.2885524289. The cubic root of 37225722 is about 333.8984296792.

Adding to 37225722 its reverse (22752273), we get a palindrome (59977995).

The spelling of 37225722 in words is "thirty-seven million, two hundred twenty-five thousand, seven hundred twenty-two".