23949450 has 72 divisors (see below), whose sum is σ = 73545888. Its totient is φ = 5473440.

The previous prime is 23949449. The next prime is 23949467. The reversal of 23949450 is 5494932.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 652 + ... + 6951.

Almost surely, 2^23949450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23949450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36772944).

23949450 is an abundant number, since it is smaller than the sum of its proper divisors (49596438).

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

23949450 is a wasteful number, since it uses less digits than its factorization.

23949450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7628 (or 7620 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 23949450 is about 4893.8175282697. The cubic root of 23949450 is about 288.2472558347.

The spelling of 23949450 in words is "twenty-three million, nine hundred forty-nine thousand, four hundred fifty".