634052340 has 48 divisors (see below), whose sum is σ = 1972608960. Its totient is φ = 169080480.

The previous prime is 634052327. The next prime is 634052347. The reversal of 634052340 is 43250436.

634052340 is a `hidden beast` number, since 63 + 40 + 523 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634052347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586546 + ... + 587625.

It is an arithmetic number, because the mean of its divisors is an integer number (41096020).

Almost surely, 2^634052340 is an apocalyptic number.

634052340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

634052340 is an abundant number, since it is smaller than the sum of its proper divisors (1338556620).

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

634052340 is a wasteful number, since it uses less digits than its factorization.

634052340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174189 (or 1174181 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 634052340 is about 25180.3959460530. The cubic root of 634052340 is about 859.0960124299.

The spelling of 634052340 in words is "six hundred thirty-four million, fifty-two thousand, three hundred forty".