1522069164 has 216 divisors, whose sum is σ = 5047733040. Its totient is φ = 395176320.

The previous prime is 1522069127. The next prime is 1522069169. The reversal of 1522069164 is 4619602251.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1522069169) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 639144 + ... + 641520.

Almost surely, 2^1522069164 is an apocalyptic number.

1522069164 is a gapful number since it is divisible by the number (14) 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 1522069164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2523866520).

1522069164 is an abundant number, since it is smaller than the sum of its proper divisors (3525663876).

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

1522069164 is a wasteful number, since it uses less digits than its factorization.

1522069164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2400 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1522069164 is about 39013.7048227927. The cubic root of 1522069164 is about 1150.3009077734.

The spelling of 1522069164 in words is "one billion, five hundred twenty-two million, sixty-nine thousand, one hundred sixty-four".