77265234 has 48 divisors (see below), whose sum is σ = 175773312. Its totient is φ = 24482304.

The previous prime is 77265217. The next prime is 77265247. The reversal of 77265234 is 43256277.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79419 + ... + 80385.

It is an arithmetic number, because the mean of its divisors is an integer number (3661944).

Almost surely, 2^77265234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77265234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87886656).

77265234 is an abundant number, since it is smaller than the sum of its proper divisors (98508078).

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

77265234 is a wasteful number, since it uses less digits than its factorization.

77265234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1188 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 77265234 is about 8790.0645048828. The cubic root of 77265234 is about 425.9200074626.

The spelling of 77265234 in words is "seventy-seven million, two hundred sixty-five thousand, two hundred thirty-four".