61233270 has 64 divisors (see below), whose sum is σ = 169675776. Its totient is φ = 13852800.

The previous prime is 61233259. The next prime is 61233281. The reversal of 61233270 is 7233216.

It is an interprime number because it is at equal distance from previous prime (61233259) and next prime (61233281).

It is a self number, because there is not a number n which added to its sum of digits gives 61233270.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19767 + ... + 22653.

It is an arithmetic number, because the mean of its divisors is an integer number (2651184).

Almost surely, 2^61233270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61233270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84837888).

61233270 is an abundant number, since it is smaller than the sum of its proper divisors (108442506).

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

61233270 is a wasteful number, since it uses less digits than its factorization.

61233270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 61233270 is about 7825.1690077595. The cubic root of 61233270 is about 394.1508651213.

Adding to 61233270 its reverse (7233216), we get a palindrome (68466486).

The spelling of 61233270 in words is "sixty-one million, two hundred thirty-three thousand, two hundred seventy".