334077640 has 32 divisors (see below), whose sum is σ = 809497080. Its totient is φ = 123351552.

The previous prime is 334077629. The next prime is 334077661. The reversal of 334077640 is 46770433.

It can be written as a sum of positive squares in 4 ways, for example, as 91278916 + 242798724 = 9554^2 + 15582^2 .

It is a super-2 number, since 2×334077640² = 223215739095939200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334077596 and 334077605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320709 + ... + 321748.

Almost surely, 2^334077640 is an apocalyptic number.

It is an amenable number.

334077640 is an abundant number, since it is smaller than the sum of its proper divisors (475419440).

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

334077640 is a wasteful number, since it uses less digits than its factorization.

334077640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642481 (or 642477 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 334077640 is about 18277.7908949632. The cubic root of 334077640 is about 693.8769641284.

The spelling of 334077640 in words is "three hundred thirty-four million, seventy-seven thousand, six hundred forty".