746343648 has 36 divisors (see below), whose sum is σ = 2122415568. Its totient is φ = 248781120.

The previous prime is 746343607. The next prime is 746343659. The reversal of 746343648 is 846343647.

746343648 is a `hidden beast` number, since 7 + 4 + 634 + 3 + 6 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1295448 + ... + 1296023.

It is an arithmetic number, because the mean of its divisors is an integer number (58955988).

Almost surely, 2^746343648 is an apocalyptic number.

It is an amenable number.

746343648 is an abundant number, since it is smaller than the sum of its proper divisors (1376071920).

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

746343648 is a wasteful number, since it uses less digits than its factorization.

746343648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591487 (or 2591476 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The square root of 746343648 is about 27319.2907667824. The cubic root of 746343648 is about 907.0814389259.

Subtracting 746343648 from its reverse (846343647), we obtain a palindrome (99999999).

The spelling of 746343648 in words is "seven hundred forty-six million, three hundred forty-three thousand, six hundred forty-eight".