103740420 has 48 divisors (see below), whose sum is σ = 331970688. Its totient is φ = 23712000.

The previous prime is 103740401. The next prime is 103740457. The reversal of 103740420 is 24047301.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 123081 + ... + 123920.

It is an arithmetic number, because the mean of its divisors is an integer number (6916056).

Almost surely, 2^103740420 is an apocalyptic number.

103740420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103740420 is an abundant number, since it is smaller than the sum of its proper divisors (228230268).

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

103740420 is a wasteful number, since it uses less digits than its factorization.

103740420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247020 (or 247018 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 103740420 is about 10185.3041191709. The cubic root of 103740420 is about 469.8753555090.

Adding to 103740420 its reverse (24047301), we get a palindrome (127787721).

The spelling of 103740420 in words is "one hundred three million, seven hundred forty thousand, four hundred twenty".