690011342 has 4 divisors (see below), whose sum is σ = 1035017016. Its totient is φ = 345005670.

The previous prime is 690011341. The next prime is 690011369. The reversal of 690011342 is 243110096.

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

It is a super-2 number, since 2×690011342² = 952231304177281928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690011341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172502834 + ... + 172502837.

It is an arithmetic number, because the mean of its divisors is an integer number (258754254).

Almost surely, 2^690011342 is an apocalyptic number.

690011342 is a deficient number, since it is larger than the sum of its proper divisors (345005674).

690011342 is a wasteful number, since it uses less digits than its factorization.

690011342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345005673.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 690011342 is about 26268.0669635206. The cubic root of 690011342 is about 883.6604339635.

The spelling of 690011342 in words is "six hundred ninety million, eleven thousand, three hundred forty-two".