61761852 has 36 divisors (see below), whose sum is σ = 161905016. Its totient is φ = 20586960.

The previous prime is 61761823. The next prime is 61761881. The reversal of 61761852 is 25816716.

It is an interprime number because it is at equal distance from previous prime (61761823) and next prime (61761881).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30799 + ... + 32742.

Almost surely, 2^61761852 is an apocalyptic number.

It is an amenable number.

61761852 is an abundant number, since it is smaller than the sum of its proper divisors (100143164).

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

61761852 is a wasteful number, since it uses less digits than its factorization.

61761852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63560 (or 63546 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 61761852 is about 7858.8709112696. The cubic root of 61761852 is about 395.2817559253.

The spelling of 61761852 in words is "sixty-one million, seven hundred sixty-one thousand, eight hundred fifty-two".