3489697080 has 160 divisors (see below), whose sum is σ = 12239488800. Its totient is φ = 890106624.

The previous prime is 3489697067. The next prime is 3489697109. The reversal of 3489697080 is 807969843.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 51106 + ... + 97934.

It is an arithmetic number, because the mean of its divisors is an integer number (76496805).

Almost surely, 2^3489697080 is an apocalyptic number.

3489697080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3489697080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6119744400).

3489697080 is an abundant number, since it is smaller than the sum of its proper divisors (8749791720).

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

3489697080 is a wasteful number, since it uses less digits than its factorization.

3489697080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46875 (or 46862 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 3489697080 is about 59073.6580888639. The cubic root of 3489697080 is about 1516.8032248870.

It can be divided in two parts, 3489 and 697080, that added together give a square (700569 = 837²).

The spelling of 3489697080 in words is "three billion, four hundred eighty-nine million, six hundred ninety-seven thousand, eighty".