37421938 has 8 divisors (see below), whose sum is σ = 56210688. Its totient is φ = 18685044.

The previous prime is 37421927. The next prime is 37421941. The reversal of 37421938 is 83912473.

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

It is a junction number, because it is equal to n+sod(n) for n = 37421897 and 37421906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11106 + ... + 14077.

It is an arithmetic number, because the mean of its divisors is an integer number (7026336).

Almost surely, 2^37421938 is an apocalyptic number.

37421938 is a deficient number, since it is larger than the sum of its proper divisors (18788750).

37421938 is a wasteful number, since it uses less digits than its factorization.

37421938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25928.

The product of its digits is 36288, while the sum is 37.

The square root of 37421938 is about 6117.3473009140. The cubic root of 37421938 is about 334.4840591413.

The spelling of 37421938 in words is "thirty-seven million, four hundred twenty-one thousand, nine hundred thirty-eight".