53009350 has 12 divisors (see below), whose sum is σ = 98597484. Its totient is φ = 21203720.

The previous prime is 53009347. The next prime is 53009387. The reversal of 53009350 is 5390035.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530044 + ... + 530143.

It is an arithmetic number, because the mean of its divisors is an integer number (8216457).

Almost surely, 2^53009350 is an apocalyptic number.

53009350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53009350 is a deficient number, since it is larger than the sum of its proper divisors (45588134).

53009350 is a wasteful number, since it uses less digits than its factorization.

53009350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060199 (or 1060194 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 25.

The square root of 53009350 is about 7280.7520215978. The cubic root of 53009350 is about 375.6506629735.

Adding to 53009350 its reverse (5390035), we get a palindrome (58399385).

The spelling of 53009350 in words is "fifty-three million, nine thousand, three hundred fifty".