77463234 has 48 divisors (see below), whose sum is σ = 179262720. Its totient is φ = 24121440.

The previous prime is 77463233. The next prime is 77463257. The reversal of 77463234 is 43236477.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77463233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13789 + ... + 18575.

It is an arithmetic number, because the mean of its divisors is an integer number (3734640).

Almost surely, 2^77463234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77463234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89631360).

77463234 is an abundant number, since it is smaller than the sum of its proper divisors (101799486).

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

77463234 is a wasteful number, since it uses less digits than its factorization.

77463234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855 (or 4852 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 77463234 is about 8801.3200146342. The cubic root of 77463234 is about 426.2835182031.

The spelling of 77463234 in words is "seventy-seven million, four hundred sixty-three thousand, two hundred thirty-four".