103432020 has 48 divisors (see below), whose sum is σ = 297443328. Its totient is φ = 26835840.

The previous prime is 103432013. The next prime is 103432031. The reversal of 103432020 is 20234301.

It is a super-2 number, since 2×103432020² = 21396365522560800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 21076 + ... + 25515.

It is an arithmetic number, because the mean of its divisors is an integer number (6196736).

Almost surely, 2^103432020 is an apocalyptic number.

103432020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103432020 is an abundant number, since it is smaller than the sum of its proper divisors (194011308).

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

103432020 is a wasteful number, since it uses less digits than its factorization.

103432020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46640 (or 46638 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 103432020 is about 10170.1533911736. The cubic root of 103432020 is about 469.4092774744.

Adding to 103432020 its reverse (20234301), we get a palindrome (123666321).

The spelling of 103432020 in words is "one hundred three million, four hundred thirty-two thousand, twenty".