103672720 has 40 divisors (see below), whose sum is σ = 241484544. Its totient is φ = 41392512.

The previous prime is 103672691. The next prime is 103672747. The reversal of 103672720 is 27276301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65377 + ... + 66943.

Almost surely, 2^103672720 is an apocalyptic number.

103672720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103672720 is an abundant number, since it is smaller than the sum of its proper divisors (137811824).

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

103672720 is a wasteful number, since it uses less digits than its factorization.

103672720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407 (or 2401 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 103672720 is about 10181.9801610492. The cubic root of 103672720 is about 469.7731212213.

The spelling of 103672720 in words is "one hundred three million, six hundred seventy-two thousand, seven hundred twenty".