252994698 has 64 divisors (see below), whose sum is σ = 619539840. Its totient is φ = 75888000.

The previous prime is 252994669. The next prime is 252994727. The reversal of 252994698 is 896499252.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (252994669) and next prime (252994727).

It is a super-2 number, since 2×252994698² = 128012634432222408, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57886 + ... + 62102.

It is an arithmetic number, because the mean of its divisors is an integer number (9680310).

Almost surely, 2^252994698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252994698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309769920).

252994698 is an abundant number, since it is smaller than the sum of its proper divisors (366545142).

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

252994698 is a wasteful number, since it uses less digits than its factorization.

252994698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340 (or 4334 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 252994698 is about 15905.8070527716. The cubic root of 252994698 is about 632.4659361846.

The spelling of 252994698 in words is "two hundred fifty-two million, nine hundred ninety-four thousand, six hundred ninety-eight".