7378890 has 16 divisors (see below), whose sum is σ = 17709408. Its totient is φ = 1967696.

The previous prime is 7378879. The next prime is 7378909. The reversal of 7378890 is 988737.

7378890 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122952 + ... + 123011.

It is an arithmetic number, because the mean of its divisors is an integer number (1106838).

Almost surely, 2^7378890 is an apocalyptic number.

7378890 is an abundant number, since it is smaller than the sum of its proper divisors (10330518).

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

7378890 is a wasteful number, since it uses less digits than its factorization.

7378890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245973.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 7378890 is about 2716.4112354355. The cubic root of 7378890 is about 194.6840379559.

The spelling of 7378890 in words is "seven million, three hundred seventy-eight thousand, eight hundred ninety".