39674040 has 128 divisors (see below), whose sum is σ = 138101760. Its totient is φ = 8930304.

The previous prime is 39674029. The next prime is 39674093. The reversal of 39674040 is 4047693.

It is a junction number, because it is equal to n+sod(n) for n = 39673992 and 39674010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60997 + ... + 61643.

It is an arithmetic number, because the mean of its divisors is an integer number (1078920).

Almost surely, 2^39674040 is an apocalyptic number.

39674040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39674040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69050880).

39674040 is an abundant number, since it is smaller than the sum of its proper divisors (98427720).

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

39674040 is a wasteful number, since it uses less digits than its factorization.

39674040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 39674040 is about 6298.7332059709. The cubic root of 39674040 is about 341.0636815161.

The spelling of 39674040 in words is "thirty-nine million, six hundred seventy-four thousand, forty".