7250294378 has 4 divisors (see below), whose sum is σ = 10875441570. Its totient is φ = 3625147188.

The previous prime is 7250294377. The next prime is 7250294399. The reversal of 7250294378 is 8734920527.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7247627689 + 2666689 = 85133^2 + 1633^2 .

It is not an unprimeable number, because it can be changed into a prime (7250294377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1812573593 + ... + 1812573596.

Almost surely, 2^7250294378 is an apocalyptic number.

7250294378 is a deficient number, since it is larger than the sum of its proper divisors (3625147192).

7250294378 is a wasteful number, since it uses less digits than its factorization.

7250294378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625147191.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 7250294378 is about 85148.6604592227. The cubic root of 7250294378 is about 1935.4645153829.

The spelling of 7250294378 in words is "seven billion, two hundred fifty million, two hundred ninety-four thousand, three hundred seventy-eight".