1655420334 has 32 divisors (see below), whose sum is σ = 3501663360. Its totient is φ = 520279200.

The previous prime is 1655420329. The next prime is 1655420359. The reversal of 1655420334 is 4330245561.

It is a junction number, because it is equal to n+sod(n) for n = 1655420295 and 1655420304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10357 + ... + 58464.

It is an arithmetic number, because the mean of its divisors is an integer number (109426980).

Almost surely, 2^1655420334 is an apocalyptic number.

1655420334 is an abundant number, since it is smaller than the sum of its proper divisors (1846243026).

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

1655420334 is a wasteful number, since it uses less digits than its factorization.

1655420334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69056.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 1655420334 is about 40686.8570179610. The cubic root of 1655420334 is about 1182.9582802063.

Adding to 1655420334 its reverse (4330245561), we get a palindrome (5985665895).

The spelling of 1655420334 in words is "one billion, six hundred fifty-five million, four hundred twenty thousand, three hundred thirty-four".