23347420 has 24 divisors (see below), whose sum is σ = 49183344. Its totient is φ = 9309696.

The previous prime is 23347417. The next prime is 23347453. The reversal of 23347420 is 2474332.

It is a congruent number.

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, 5407 + ... + 8713.

It is an arithmetic number, because the mean of its divisors is an integer number (2049306).

Almost surely, 2^23347420 is an apocalyptic number.

23347420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23347420 is an abundant number, since it is smaller than the sum of its proper divisors (25835924).

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

23347420 is a wasteful number, since it uses less digits than its factorization.

23347420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3669 (or 3667 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 23347420 is about 4831.9168039195. The cubic root of 23347420 is about 285.8114557587.

The spelling of 23347420 in words is "twenty-three million, three hundred forty-seven thousand, four hundred twenty".