64502196 has 72 divisors (see below), whose sum is σ = 170886912. Its totient is φ = 18902400.

The previous prime is 64502183. The next prime is 64502213. The reversal of 64502196 is 69120546.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44296 + ... + 45728.

Almost surely, 2^64502196 is an apocalyptic number.

64502196 is a gapful number since it is divisible by the number (66) 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 64502196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85443456).

64502196 is an abundant number, since it is smaller than the sum of its proper divisors (106384716).

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

64502196 is a wasteful number, since it uses less digits than its factorization.

64502196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 64502196 is about 8031.3259179291. The cubic root of 64502196 is about 401.0435169801.

It can be divided in two parts, 6450 and 2196, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 64502196 in words is "sixty-four million, five hundred two thousand, one hundred ninety-six".