1234361856 has 160 divisors (see below), whose sum is σ = 4047740928. Its totient is φ = 325509120.

The previous prime is 1234361819. The next prime is 1234361873. The reversal of 1234361856 is 6581634321.

It is a super-3 number, since 3×1234361856³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an alternating number because its digits alternate between odd and even.

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, 135361 + ... + 144191.

Almost surely, 2^1234361856 is an apocalyptic number.

1234361856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234361856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2023870464).

1234361856 is an abundant number, since it is smaller than the sum of its proper divisors (2813379072).

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

1234361856 is an equidigital number, since it uses as much as digits as its factorization.

1234361856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872 (or 8856 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 1234361856 is about 35133.4862488766. The cubic root of 1234361856 is about 1072.7062992287.

The spelling of 1234361856 in words is "one billion, two hundred thirty-four million, three hundred sixty-one thousand, eight hundred fifty-six".