715090194 has 384 divisors, whose sum is σ = 2230824960. Its totient is φ = 166281984.

The previous prime is 715090153. The next prime is 715090199. The reversal of 715090194 is 491090517.

715090194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×715090194² = 1022707971109915272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (715090199) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 19326744 + ... + 19326780.

It is an arithmetic number, because the mean of its divisors is an integer number (5809440).

Almost surely, 2^715090194 is an apocalyptic number.

715090194 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 715090194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115412480).

715090194 is an abundant number, since it is smaller than the sum of its proper divisors (1515734766).

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

715090194 is a wasteful number, since it uses less digits than its factorization.

715090194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 715090194 is about 26741.1703932345. The cubic root of 715090194 is about 894.2390019074.

It can be divided in two parts, 7150 and 90194, that added together give a square (97344 = 312²).

The spelling of 715090194 in words is "seven hundred fifteen million, ninety thousand, one hundred ninety-four".