61021352 has 32 divisors (see below), whose sum is σ = 131241600. Its totient is φ = 26055744.

The previous prime is 61021297. The next prime is 61021397. The reversal of 61021352 is 25312016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14549 + ... + 18267.

It is an arithmetic number, because the mean of its divisors is an integer number (4101300).

Almost surely, 2^61021352 is an apocalyptic number.

It is an amenable number.

61021352 is an abundant number, since it is smaller than the sum of its proper divisors (70220248).

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

61021352 is a wasteful number, since it uses less digits than its factorization.

61021352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025 (or 4021 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 61021352 is about 7811.6164780409. The cubic root of 61021352 is about 393.6956430549.

Adding to 61021352 its reverse (25312016), we get a palindrome (86333368).

It can be divided in two parts, 6102135 and 2, that multiplied together give a triangular number (12204270 = T₄₉₄₀).

The spelling of 61021352 in words is "sixty-one million, twenty-one thousand, three hundred fifty-two".