740478246 has 8 divisors (see below), whose sum is σ = 1480956504. Its totient is φ = 246826080.

The previous prime is 740478229. The next prime is 740478247. The reversal of 740478246 is 642874047.

It is a sphenic number, since it is the product of 3 distinct primes.

740478246 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 740478198 and 740478207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740478247) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 61706515 + ... + 61706526.

It is an arithmetic number, because the mean of its divisors is an integer number (185119563).

Almost surely, 2^740478246 is an apocalyptic number.

740478246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

740478246 is a wasteful number, since it uses less digits than its factorization.

740478246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123413046.

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 740478246 is about 27211.7299339825. The cubic root of 740478246 is about 904.6989815188.

The spelling of 740478246 in words is "seven hundred forty million, four hundred seventy-eight thousand, two hundred forty-six".