37428689 has 8 divisors (see below), whose sum is σ = 39457440. Its totient is φ = 35405856.

The previous prime is 37428667. The next prime is 37428691. The reversal of 37428689 is 98682473.

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

It is a cyclic number.

It is not a de Polignac number, because 37428689 - 2¹² = 37424593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (37428089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18674 + ... + 20580.

It is an arithmetic number, because the mean of its divisors is an integer number (4932180).

Almost surely, 2^37428689 is an apocalyptic number.

It is an amenable number.

37428689 is a deficient number, since it is larger than the sum of its proper divisors (2028751).

37428689 is a wasteful number, since it uses less digits than its factorization.

37428689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959.

The product of its digits is 580608, while the sum is 47.

The square root of 37428689 is about 6117.8990674904. The cubic root of 37428689 is about 334.5041718188.

The spelling of 37428689 in words is "thirty-seven million, four hundred twenty-eight thousand, six hundred eighty-nine".