787464 has 24 divisors (see below), whose sum is σ = 2132910. Its totient is φ = 262464.

The previous prime is 787447. The next prime is 787469. The reversal of 787464 is 464787.

It is a happy number.

787464 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in only one way, i.e., 476100 + 311364 = 690^2 + 558^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (787469) by changing a digit.

787464 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5397 + ... + 5540.

2⁷⁸⁷⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

787464 is an abundant number, since it is smaller than the sum of its proper divisors (1345446).

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

787464 is a wasteful number, since it uses less digits than its factorization.

787464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10949 (or 10942 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 787464 is about 887.3916835310. The cubic root of 787464 is about 92.3443303278.

The spelling of 787464 in words is "seven hundred eighty-seven thousand, four hundred sixty-four".