103620432 has 20 divisors (see below), whose sum is σ = 267686240. Its totient is φ = 34540128.

The previous prime is 103620427. The next prime is 103620467. The reversal of 103620432 is 234026301.

It is a happy number.

It is a super-3 number, since 3×103620432³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103620399 and 103620408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079332 + ... + 1079427.

It is an arithmetic number, because the mean of its divisors is an integer number (13384312).

Almost surely, 2^103620432 is an apocalyptic number.

103620432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103620432 is an abundant number, since it is smaller than the sum of its proper divisors (164065808).

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

103620432 is a wasteful number, since it uses less digits than its factorization.

103620432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158770 (or 2158764 counting only the distinct ones).

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

The square root of 103620432 is about 10179.4121637745. The cubic root of 103620432 is about 469.6941302463.

Adding to 103620432 its reverse (234026301), we get a palindrome (337646733).

The spelling of 103620432 in words is "one hundred three million, six hundred twenty thousand, four hundred thirty-two".