340743072 has 96 divisors (see below), whose sum is σ = 938939904. Its totient is φ = 108057600.

The previous prime is 340743043. The next prime is 340743083. The reversal of 340743072 is 270347043.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×340743072² = 232211682231994368, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180598 + ... + 182474.

It is an arithmetic number, because the mean of its divisors is an integer number (9780624).

Almost surely, 2^340743072 is an apocalyptic number.

340743072 is a gapful number since it is divisible by the number (32) 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 340743072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469469952).

340743072 is an abundant number, since it is smaller than the sum of its proper divisors (598196832).

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

340743072 is a wasteful number, since it uses less digits than its factorization.

340743072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982 (or 1974 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 340743072 is about 18459.2272861027. The cubic root of 340743072 is about 698.4612950038.

The spelling of 340743072 in words is "three hundred forty million, seven hundred forty-three thousand, seventy-two".