697434494 has 16 divisors (see below), whose sum is σ = 1051488960. Its totient is φ = 346943520.

The previous prime is 697434487. The next prime is 697434499. The reversal of 697434494 is 494434796.

It is a happy number.

It is a super-3 number, since 3×697434494³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697434499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388952 + ... + 390740.

It is an arithmetic number, because the mean of its divisors is an integer number (65718060).

Almost surely, 2^697434494 is an apocalyptic number.

697434494 is a deficient number, since it is larger than the sum of its proper divisors (354054466).

697434494 is a wasteful number, since it uses less digits than its factorization.

697434494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675.

The product of its digits is 2612736, while the sum is 50.

The square root of 697434494 is about 26408.9850997724. The cubic root of 697434494 is about 886.8179486030.

The spelling of 697434494 in words is "six hundred ninety-seven million, four hundred thirty-four thousand, four hundred ninety-four".