45620740 has 24 divisors (see below), whose sum is σ = 104513472. Its totient is φ = 16589280.

The previous prime is 45620723. The next prime is 45620759. The reversal of 45620740 is 4702654.

It is a junction number, because it is equal to n+sod(n) for n = 45620699 and 45620708.

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, 103464 + ... + 103903.

It is an arithmetic number, because the mean of its divisors is an integer number (4354728).

Almost surely, 2^45620740 is an apocalyptic number.

It is an amenable number.

45620740 is an abundant number, since it is smaller than the sum of its proper divisors (58892732).

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

45620740 is a wasteful number, since it uses less digits than its factorization.

45620740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207387 (or 207385 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 45620740 is about 6754.3126963445. The cubic root of 45620740 is about 357.3173533577.

It can be divided in two parts, 45620 and 740, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 45620740 in words is "forty-five million, six hundred twenty thousand, seven hundred forty".