690016 has 12 divisors (see below), whose sum is σ = 1358532. Its totient is φ = 344992.

The previous prime is 689987. The next prime is 690037. The reversal of 690016 is 610096.

It is a super-2 number, since 2×690016² = 952244160512, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10750 + ... + 10813.

It is an arithmetic number, because the mean of its divisors is an integer number (113211).

2⁶⁹⁰⁰¹⁶ is an apocalyptic number.

It is an amenable number.

690016 is a deficient number, since it is larger than the sum of its proper divisors (668516).

690016 is a wasteful number, since it uses less digits than its factorization.

690016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21573 (or 21565 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 690016 is about 830.6720171042. The cubic root of 690016 is about 88.3662422376.

The spelling of 690016 in words is "six hundred ninety thousand, sixteen".