23150546 has 4 divisors (see below), whose sum is σ = 34725822. Its totient is φ = 11575272.

The previous prime is 23150539. The next prime is 23150551. The reversal of 23150546 is 64505132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21298225 + 1852321 = 4615^2 + 1361^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5787635 + ... + 5787638.

Almost surely, 2^23150546 is an apocalyptic number.

23150546 is a deficient number, since it is larger than the sum of its proper divisors (11575276).

23150546 is a wasteful number, since it uses less digits than its factorization.

23150546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11575275.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 23150546 is about 4811.5014288681. The cubic root of 23150546 is about 285.0058314186.

Adding to 23150546 its reverse (64505132), we get a palindrome (87655678).

The spelling of 23150546 in words is "twenty-three million, one hundred fifty thousand, five hundred forty-six".