1655338072 has 16 divisors (see below), whose sum is σ = 3146277240. Its totient is φ = 816330816.

The previous prime is 1655338001. The next prime is 1655338099. The reversal of 1655338072 is 2708335561.

It is a super-2 number, since 2×1655338072² = 5480288265225354368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1416658 + ... + 1417825.

Almost surely, 2^1655338072 is an apocalyptic number.

It is an amenable number.

1655338072 is a deficient number, since it is larger than the sum of its proper divisors (1490939168).

1655338072 is a wasteful number, since it uses less digits than its factorization.

1655338072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834562 (or 2834558 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 1655338072 is about 40685.8460892729. The cubic root of 1655338072 is about 1182.9386851576.

The spelling of 1655338072 in words is "one billion, six hundred fifty-five million, three hundred thirty-eight thousand, seventy-two".