340737378 has 16 divisors (see below), whose sum is σ = 691073856. Its totient is φ = 111979280.

The previous prime is 340737373. The next prime is 340737401. The reversal of 340737378 is 873737043.

It is a super-2 number, since 2×340737378² = 232203921532629768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340737373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399501 + ... + 400352.

It is an arithmetic number, because the mean of its divisors is an integer number (43192116).

Almost surely, 2^340737378 is an apocalyptic number.

340737378 is an abundant number, since it is smaller than the sum of its proper divisors (350336478).

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

340737378 is a wasteful number, since it uses less digits than its factorization.

340737378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799929.

The product of its (nonzero) digits is 296352, while the sum is 42.

The square root of 340737378 is about 18459.0730536503. The cubic root of 340737378 is about 698.4574044275.

The spelling of 340737378 in words is "three hundred forty million, seven hundred thirty-seven thousand, three hundred seventy-eight".