61562064 has 20 divisors (see below), whose sum is σ = 159035456. Its totient is φ = 20520672.

The previous prime is 61562051. The next prime is 61562077. The reversal of 61562064 is 46026516.

It is an interprime number because it is at equal distance from previous prime (61562051) and next prime (61562077).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641224 + ... + 641319.

Almost surely, 2^61562064 is an apocalyptic number.

It is an amenable number.

61562064 is an abundant number, since it is smaller than the sum of its proper divisors (97473392).

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

61562064 is a wasteful number, since it uses less digits than its factorization.

61562064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282554 (or 1282548 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 61562064 is about 7846.1496289581. The cubic root of 61562064 is about 394.8550747511.

The spelling of 61562064 in words is "sixty-one million, five hundred sixty-two thousand, sixty-four".