39103420 has 24 divisors (see below), whose sum is σ = 83160000. Its totient is φ = 15442752.

The previous prime is 39103391. The next prime is 39103429. The reversal of 39103420 is 2430193.

It is a junction number, because it is equal to n+sod(n) for n = 39103391 and 39103400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39103429) 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, 10795 + ... + 13954.

It is an arithmetic number, because the mean of its divisors is an integer number (3465000).

Almost surely, 2^39103420 is an apocalyptic number.

It is an amenable number.

39103420 is an abundant number, since it is smaller than the sum of its proper divisors (44056580).

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

39103420 is a wasteful number, since it uses less digits than its factorization.

39103420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24837 (or 24835 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 39103420 is about 6253.2727431322. The cubic root of 39103420 is about 339.4206396276.

The spelling of 39103420 in words is "thirty-nine million, one hundred three thousand, four hundred twenty".