103420632 has 32 divisors (see below), whose sum is σ = 295488000. Its totient is φ = 29548704.

The previous prime is 103420609. The next prime is 103420643. The reversal of 103420632 is 236024301.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 103420599 and 103420608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307632 + ... + 307967.

It is an arithmetic number, because the mean of its divisors is an integer number (9234000).

Almost surely, 2^103420632 is an apocalyptic number.

103420632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103420632 is an abundant number, since it is smaller than the sum of its proper divisors (192067368).

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

103420632 is a wasteful number, since it uses less digits than its factorization.

103420632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615615 (or 615611 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 103420632 is about 10169.5935022006. The cubic root of 103420632 is about 469.3920493180.

Adding to 103420632 its reverse (236024301), we get a palindrome (339444933).

The spelling of 103420632 in words is "one hundred three million, four hundred twenty thousand, six hundred thirty-two".