39464340 has 48 divisors (see below), whose sum is σ = 112160832. Its totient is φ = 10365696.

The previous prime is 39464339. The next prime is 39464351. The reversal of 39464340 is 4346493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889 + ... + 8928.

It is an arithmetic number, because the mean of its divisors is an integer number (2336684).

Almost surely, 2^39464340 is an apocalyptic number.

39464340 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 39464340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56080416).

39464340 is an abundant number, since it is smaller than the sum of its proper divisors (72696492).

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

39464340 is a wasteful number, since it uses less digits than its factorization.

39464340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9896 (or 9894 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 39464340 is about 6282.0649471332. The cubic root of 39464340 is about 340.4617141235.

The spelling of 39464340 in words is "thirty-nine million, four hundred sixty-four thousand, three hundred forty".