37994494 has 8 divisors (see below), whose sum is σ = 57842568. Its totient is φ = 18713640.

The previous prime is 37994491. The next prime is 37994513. The reversal of 37994494 is 49449973.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37994491) 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, 141637 + ... + 141904.

It is an arithmetic number, because the mean of its divisors is an integer number (7230321).

Almost surely, 2^37994494 is an apocalyptic number.

37994494 is a deficient number, since it is larger than the sum of its proper divisors (19848074).

37994494 is a wasteful number, since it uses less digits than its factorization.

37994494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283610.

The product of its digits is 979776, while the sum is 49.

The square root of 37994494 is about 6163.9673912181. The cubic root of 37994494 is about 336.1813021442.

The spelling of 37994494 in words is "thirty-seven million, nine hundred ninety-four thousand, four hundred ninety-four".