740772346 has 16 divisors (see below), whose sum is σ = 1150216200. Its totient is φ = 357383488.

The previous prime is 740772343. The next prime is 740772353. The reversal of 740772346 is 643277047.

It can be written as a sum of positive squares in 4 ways, for example, as 273737025 + 467035321 = 16545^2 + 21611^2 .

It is a junction number, because it is equal to n+sod(n) for n = 740772299 and 740772308.

It is not an unprimeable number, because it can be changed into a prime (740772343) 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, 116916 + ... + 123088.

Almost surely, 2^740772346 is an apocalyptic number.

740772346 is a deficient number, since it is larger than the sum of its proper divisors (409443854).

740772346 is a wasteful number, since it uses less digits than its factorization.

740772346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8273.

The product of its (nonzero) digits is 197568, while the sum is 40.

The square root of 740772346 is about 27217.1333170854. The cubic root of 740772346 is about 904.8187404962.

The spelling of 740772346 in words is "seven hundred forty million, seven hundred seventy-two thousand, three hundred forty-six".