37220073 has 8 divisors (see below), whose sum is σ = 54138336. Its totient is φ = 22557600.

The previous prime is 37220059. The next prime is 37220081. The reversal of 37220073 is 37002273.

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

It is not a de Polignac number, because 37220073 - 2¹² = 37215977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (37220033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563908 + ... + 563973.

It is an arithmetic number, because the mean of its divisors is an integer number (6767292).

Almost surely, 2^37220073 is an apocalyptic number.

37220073 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

37220073 is a deficient number, since it is larger than the sum of its proper divisors (16918263).

37220073 is a wasteful number, since it uses less digits than its factorization.

37220073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127895.

The product of its (nonzero) digits is 1764, while the sum is 24.

The square root of 37220073 is about 6100.8255998676. The cubic root of 37220073 is about 333.8815391391.

It can be divided in two parts, 372200 and 73, that added together give a palindrome (372273).

The spelling of 37220073 in words is "thirty-seven million, two hundred twenty thousand, seventy-three".